Finding the Fourth Proportional to 702,537.57, 1,053,804.87 and 542,845.71
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Solution
The fourth proportional to 702,537.57, 1,053,804.87 and 542,845.71 is: 814,267.42
Step by Step Solution
- Step 1: Write the proportion equation
702,537.57 : 1,053,804.87 = 542,845.71 : x - Step 2: Convert to fraction form
702,537.57/1,053,804.87 = 542,845.71/x - Step 3: Cross multiply
702,537.57x = 1,053,804.87 × 542,845.71 - Step 4: Simplify right side
702,537.57x = 572,053,452,856.61 - Step 5: Solve for x
x = 572,053,452,856.61/702,537.57 - Step 6: Final answer
x = 814,267.42
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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.