Finding the Fourth Proportional to 924,327.61, 1,275,445.29 and 516,378.75
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Solution
The fourth proportional to 924,327.61, 1,275,445.29 and 516,378.75 is: 712,531.84
Step by Step Solution
- Step 1: Write the proportion equation
924,327.61 : 1,275,445.29 = 516,378.75 : x - Step 2: Convert to fraction form
924,327.61/1,275,445.29 = 516,378.75/x - Step 3: Cross multiply
924,327.61x = 1,275,445.29 × 516,378.75 - Step 4: Simplify right side
924,327.61x = 658,612,844,543.59 - Step 5: Solve for x
x = 658,612,844,543.59/924,327.61 - Step 6: Final answer
x = 712,531.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.