57.3% is the change from 274 to 431
Calculation steps:
[( 431 - 274 ) ÷ 274] x 100 = 57.3%
Formula
Percentage change = [(431 - 274) / 274] x 100
Subtract the new number by the original number
431 - 274 = 157
157 ÷ 274 = 0.572992700729927
0.572992700729927 x 100 = 57.3%