Finding the Fourth Proportional to 651,126.88, 976,489.44 and 230,305.96
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Solution
The fourth proportional to 651,126.88, 976,489.44 and 230,305.96 is: 345,387.89
Step by Step Solution
- Step 1: Write the proportion equation
651,126.88 : 976,489.44 = 230,305.96 : x - Step 2: Convert to fraction form
651,126.88/976,489.44 = 230,305.96/x - Step 3: Cross multiply
651,126.88x = 976,489.44 × 230,305.96 - Step 4: Simplify right side
651,126.88x = 224,891,337,909.06 - Step 5: Solve for x
x = 224,891,337,909.06/651,126.88 - Step 6: Final answer
x = 345,387.89
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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.