Finding the Fourth Proportional to 247,522.38, 371,224.09 and 114,274.62
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Solution
The fourth proportional to 247,522.38, 371,224.09 and 114,274.62 is: 171,384.47
Step by Step Solution
- Step 1: Write the proportion equation
247,522.38 : 371,224.09 = 114,274.62 : x - Step 2: Convert to fraction form
247,522.38/371,224.09 = 114,274.62/x - Step 3: Cross multiply
247,522.38x = 371,224.09 × 114,274.62 - Step 4: Simplify right side
247,522.38x = 42,421,491,819.60 - Step 5: Solve for x
x = 42,421,491,819.60/247,522.38 - Step 6: Final answer
x = 171,384.47
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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.