Finding the Fourth Proportional to 475,171.99, 655,737.33 and 284,185.38
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Solution
The fourth proportional to 475,171.99, 655,737.33 and 284,185.38 is: 392,175.81
Step by Step Solution
- Step 1: Write the proportion equation
475,171.99 : 655,737.33 = 284,185.38 : x - Step 2: Convert to fraction form
475,171.99/655,737.33 = 284,185.38/x - Step 3: Cross multiply
475,171.99x = 655,737.33 × 284,185.38 - Step 4: Simplify right side
475,171.99x = 186,350,962,306.24 - Step 5: Solve for x
x = 186,350,962,306.24/475,171.99 - Step 6: Final answer
x = 392,175.81
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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.