Practice Brief Exercise 4-5 During 2017, Metlock Inc. changed from LIFO to FIFO inventory pricing. Metlock began operations in 2015 and its pretax income in 2016 and 2015 under LIFO was $470,000 and $568,000, respectively. Pretax income using FIFO pricing in the prior years would have been $501,000 in 2015 and $622,000 in 2016. In 2017, Metlock reported pretax income using FIFO pricing of $585,000. Show comparative income statements for Metlock beginning with "Income before income tax," as presented in the 2017 income statement. The tax rate for all years is 30% 2017 2016 2015 Income before income tax Income tax Net Income