The prize for Powerball Jackpot has now reached $425 million, the highest it’s ever been, and it’s expected to rise even more. The more people who pay for their tickets increasing the amount of winnings in the drawing and normally there is a surge in ticket purchases the day before the big drawing. A week ago, the prize of the drawing was $325 million and the previous Powerball Jackpot winners won $365 million back in ’06. Read more below. Julie A.