Finding the Fourth Proportional to 425,432.71, 587,095.86 and 234,446.05
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Solution
The fourth proportional to 425,432.71, 587,095.86 and 234,446.05 is: 323,534.84
Step by Step Solution
- Step 1: Write the proportion equation
425,432.71 : 587,095.86 = 234,446.05 : x - Step 2: Convert to fraction form
425,432.71/587,095.86 = 234,446.05/x - Step 3: Cross multiply
425,432.71x = 587,095.86 × 234,446.05 - Step 4: Simplify right side
425,432.71x = 137,642,305,348.35 - Step 5: Solve for x
x = 137,642,305,348.35/425,432.71 - Step 6: Final answer
x = 323,534.84
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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.