Finding the Fourth Proportional to 466,099.53, 643,120.74 and 272,469.63
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Solution
The fourth proportional to 466,099.53, 643,120.74 and 272,469.63 is: 375,951.61
Step by Step Solution
- Step 1: Write the proportion equation
466,099.53 : 643,120.74 = 272,469.63 : x - Step 2: Convert to fraction form
466,099.53/643,120.74 = 272,469.63/x - Step 3: Cross multiply
466,099.53x = 643,120.74 × 272,469.63 - Step 4: Simplify right side
466,099.53x = 175,230,870,073.13 - Step 5: Solve for x
x = 175,230,870,073.13/466,099.53 - Step 6: Final answer
x = 375,951.61
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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.