Finding the Fourth Proportional to 517,456.27, 775,323.17 and 180,311.09
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Solution
The fourth proportional to 517,456.27, 775,323.17 and 180,311.09 is: 270,166.53
Step by Step Solution
- Step 1: Write the proportion equation
517,456.27 : 775,323.17 = 180,311.09 : x - Step 2: Convert to fraction form
517,456.27/775,323.17 = 180,311.09/x - Step 3: Cross multiply
517,456.27x = 775,323.17 × 180,311.09 - Step 4: Simplify right side
517,456.27x = 139,799,363,456.42 - Step 5: Solve for x
x = 139,799,363,456.42/517,456.27 - Step 6: Final answer
x = 270,166.53
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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.