Finding the Fourth Proportional to 730,919.08, 1,096,244.97 and 331,463.53
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Solution
The fourth proportional to 730,919.08, 1,096,244.97 and 331,463.53 is: 497,134.69
Step by Step Solution
- Step 1: Write the proportion equation
730,919.08 : 1,096,244.97 = 331,463.53 : x - Step 2: Convert to fraction form
730,919.08/1,096,244.97 = 331,463.53/x - Step 3: Cross multiply
730,919.08x = 1,096,244.97 × 331,463.53 - Step 4: Simplify right side
730,919.08x = 363,365,227,500.94 - Step 5: Solve for x
x = 363,365,227,500.94/730,919.08 - Step 6: Final answer
x = 497,134.69
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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.