Chinese New Year is coming soon, and Wang Jian’s family is going to spend part of the money to buy new clothes for the whole family. The ratio of father, Wang Jian, and mother’s money for buying clothes is 1:2:3. Wang Jian said that I only spent 150 yuan. Then what is the total amount of money that Wang Jian's family plans to buy clothes?
快过年了，王建家准备拿出一部分钱给全家购买新衣服，其中爸爸、王建、妈妈的购衣服的钱款之比为1：2：3，王建说我只花150元．则王建全家准备购衣服的总钱数是多少．
<gadget id="calculator">150 / 2</gadget>
<output>75</output>

<gadget id="calculator">1 + 2 + 3</gadget>
<output>6</output>

<gadget id="calculator">75 * 6</gadget>
<output>450</output>

<result>450</result>