Finding the Fourth Proportional to 272,432.43, 408,544.97 and 124,584.75
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Solution
The fourth proportional to 272,432.43, 408,544.97 and 124,584.75 is: 186,829.71
Step by Step Solution
- Step 1: Write the proportion equation
272,432.43 : 408,544.97 = 124,584.75 : x - Step 2: Convert to fraction form
272,432.43/408,544.97 = 124,584.75/x - Step 3: Cross multiply
272,432.43x = 408,544.97 × 124,584.75 - Step 4: Simplify right side
272,432.43x = 50,898,472,328.28 - Step 5: Solve for x
x = 50,898,472,328.28/272,432.43 - Step 6: Final answer
x = 186,829.71
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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.