# proportional

- having due proportion; corresponding.
- being in or characterized by proportion.
- of, relating to, or based on proportion; relative.
- Mathematics.
- (of two quantities) having the same or a constant ratio or relation: The quantities y and x are proportional if y/x = k, where k is the constant of proportionality.
- (of a first quantity with respect to a second quantity) a constant multiple of: The quantity y is proportional to x if y = kx, where k is the constant of proportionality.

## Origin of proportional

## Synonyms for proportional

See more synonyms for on Thesaurus.com## Related Words for proportionality

rate, scale, proportion, quota, similarity, harmony, rhythm, equilibrium, correspondence, relationship, equation, arrangement, fraction, correlation, quotient, proportionality, finish, equality, form, equivalence## Examples from the Web for proportionality

### Contemporary Examples of proportionality

His most recent book is Proportionality in International Law, published by Oxford University Press.

Iraqi Insurgents Circulate the Lie That They Killed the Judge in Saddam’s TrialMichael Newton

June 28, 2014

What Rubin is arguing against—his blogpost is titled "The Perils of Proportionality"—are concepts enshrined in international law.

International human rights law dictates that, when people protest, governments must adhere to "proportionality" in their response.

Noting that my percentages were off still dodges the argument about proportionality.

This lack of proportionality affects coverage of the Palestinian side as well.

### Historical Examples of proportionality

But, I repeat, this proportionality is not inherent in the notion of value.

Harmonies of Political EconomyFrdric Bastiat

It is a proof that where this competition does not exist the proportionality ceases.

Harmonies of Political EconomyFrdric Bastiat

Thorium and uranium, proportionality of, in older rocks, 26.

The Birth-Time of the World and Other Scientific EssaysJ. (John) Joly

Proportionality of cause to effect is apparently disobeyed not only in physical but also in mental phenomena.

The Scientific Basis of National ProgressGeorge Gore

For ordinary samples of crepe and sheet the relationship is, however, not very far removed from proportionality.

The Preparation of Plantation RubberSidney Morgan

## proportional

- of, involving, or being in proportion
- maths having or related by a constant ratio

- maths an unknown term in a proportionin a/b = c/x, x is the fourth proportional

## Word Origin and History for proportionality

1560s, from French proportionalité (14c.) or directly from Medieval Latin proportionalitas, from proportio (see proportion).

## proportional

late 14c. (implied in proportionally), from Late Latin proportionalis "pertaining to proportions," from proportio (see proportion). Related: Proportionally.