Finding the Fourth Proportional to 517,038.80, 775,552.92 and 201,717.20
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Solution
The fourth proportional to 517,038.80, 775,552.92 and 201,717.20 is: 302,573.74
Step by Step Solution
- Step 1: Write the proportion equation
517,038.80 : 775,552.92 = 201,717.20 : x - Step 2: Convert to fraction form
517,038.80/775,552.92 = 201,717.20/x - Step 3: Cross multiply
517,038.80x = 775,552.92 × 201,717.20 - Step 4: Simplify right side
517,038.80x = 156,442,363,474.22 - Step 5: Solve for x
x = 156,442,363,474.22/517,038.80 - Step 6: Final answer
x = 302,573.74
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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.