Finding the Fourth Proportional to 284,052.30, 392,134.21 and 176,656.94
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Solution
The fourth proportional to 284,052.30, 392,134.21 and 176,656.94 is: 243,874.90
Step by Step Solution
- Step 1: Write the proportion equation
284,052.30 : 392,134.21 = 176,656.94 : x - Step 2: Convert to fraction form
284,052.30/392,134.21 = 176,656.94/x - Step 3: Cross multiply
284,052.30x = 392,134.21 × 176,656.94 - Step 4: Simplify right side
284,052.30x = 69,273,227,205.60 - Step 5: Solve for x
x = 69,273,227,205.60/284,052.30 - Step 6: Final answer
x = 243,874.90
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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.