Proportion Calculator

Solve direct and inverse proportions (A/B = C/D) to find missing variable X.

Google AdSense Responsive Slot (horizontal)

Ratio Term A (Width / Part 1)1,920

Ratio Term B (Height / Part 2)1,080

Common Screen & Media Presets

Lowest Terms Ratio (A : B)

16 : 9

Decimal Value (A / B)

1.7778

Share Breakdown

64.0% vs 36.0%

Greatest Common Factor

GCD = 120

Equivalent Representation

1.78 : 1

Google AdSense Responsive Slot (horizontal)