Finding the Fourth Proportional to 732,902.40, 1,098,391.68 and 531,175.68
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Solution
The fourth proportional to 732,902.40, 1,098,391.68 and 531,175.68 is: 796,066.36
Step by Step Solution
- Step 1: Write the proportion equation
732,902.40 : 1,098,391.68 = 531,175.68 : x - Step 2: Convert to fraction form
732,902.40/1,098,391.68 = 531,175.68/x - Step 3: Cross multiply
732,902.40x = 1,098,391.68 × 531,175.68 - Step 4: Simplify right side
732,902.40x = 583,438,947,530.34 - Step 5: Solve for x
x = 583,438,947,530.34/732,902.40 - Step 6: Final answer
x = 796,066.36
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.