Finding the Fourth Proportional to 371,580.53, 557,305.17 and 146,866.28
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Solution
The fourth proportional to 371,580.53, 557,305.17 and 146,866.28 is: 220,273.48
Step by Step Solution
- Step 1: Write the proportion equation
371,580.53 : 557,305.17 = 146,866.28 : x - Step 2: Convert to fraction form
371,580.53/557,305.17 = 146,866.28/x - Step 3: Cross multiply
371,580.53x = 557,305.17 × 146,866.28 - Step 4: Simplify right side
371,580.53x = 81,849,337,142.67 - Step 5: Solve for x
x = 81,849,337,142.67/371,580.53 - Step 6: Final answer
x = 220,273.48
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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.