# proportional

[pruh-pawr-shuh-nl, -pohr-]

- 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

See more synonyms on Thesaurus.com1. harmonious, comparative, accordant, consonant, proportionate.

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

## Examples from the Web for proportional

### Contemporary Examples

#### But the outage has raised the question of what that proportional response would look like, and whether it would be legal.

#### This is more important than it may seem because it only allows a two-week window where delegate contests have to be proportional.

#### Of course, like any investment, the risk is proportional to the reward.

#### Benkler, a defense expert witness, testified, however, that Manning's leaks were proportional to the Information Age he lives in.

#### “These responses have to be proportional,” Maxwell told The New York Times.

### Historical Examples

#### The discharge is proportional to the square root of the pressure.

#### Mental recognition is proportional to the intensity of consciousness.

The Truth About WomanC. Gasquoine Hartley

#### Proportional representation and preferential voting I have mentioned.

A Preface to PoliticsWalter Lippmann

#### As before, the work is also proportional to the weight elevated.

Fragments of science, V. 1-2John Tyndall

#### In the nature of the case there can be no proportional relation.

Alcohol: A Dangerous and Unnecessary Medicine, How and WhyMartha M. Allen

# 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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

## Word Origin and History for proportional

### adj.

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

Online Etymology Dictionary, © 2010 Douglas Harper