Finding the Fourth Proportional to 852,145.04, 1,175,964.36 and 470,172.08
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Solution
The fourth proportional to 852,145.04, 1,175,964.36 and 470,172.08 is: 648,839.79
Step by Step Solution
- Step 1: Write the proportion equation
852,145.04 : 1,175,964.36 = 470,172.08 : x - Step 2: Convert to fraction form
852,145.04/1,175,964.36 = 470,172.08/x - Step 3: Cross multiply
852,145.04x = 1,175,964.36 × 470,172.08 - Step 4: Simplify right side
852,145.04x = 552,905,609,147.07 - Step 5: Solve for x
x = 552,905,609,147.07/852,145.04 - Step 6: Final answer
x = 648,839.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.