Finding the Fourth Proportional to 657,758.26, 986,730.92 and 202,387.25
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Solution
The fourth proportional to 657,758.26, 986,730.92 and 202,387.25 is: 303,609.65
Step by Step Solution
- Step 1: Write the proportion equation
657,758.26 : 986,730.92 = 202,387.25 : x - Step 2: Convert to fraction form
657,758.26/986,730.92 = 202,387.25/x - Step 3: Cross multiply
657,758.26x = 986,730.92 × 202,387.25 - Step 4: Simplify right side
657,758.26x = 199,701,755,143.42 - Step 5: Solve for x
x = 199,701,755,143.42/657,758.26 - Step 6: Final answer
x = 303,609.65
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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.