429.73% is the change from 74 to 392
Calculation steps:
[( 392 - 74 ) ÷ 74] x 100 = 429.73%
Formula
Percentage change = [(392 - 74) / 74] x 100
Subtract the new number by the original number
392 - 74 = 318
318 ÷ 74 = 4.297297297297297
4.297297297297297 x 100 = 429.73%