287.4% is the change from 127 to 492
Calculation steps:
[( 492 - 127 ) ÷ 127] x 100 = 287.4%
Formula
Percentage change = [(492 - 127) / 127] x 100
Subtract the new number by the original number
492 - 127 = 365
365 ÷ 127 = 2.874015748031496
2.874015748031496 x 100 = 287.4%