Finding the Fourth Proportional to 577,433.14, 866,402.91 and 274,046.42
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Solution
The fourth proportional to 577,433.14, 866,402.91 and 274,046.42 is: 411,189.80
Step by Step Solution
- Step 1: Write the proportion equation
577,433.14 : 866,402.91 = 274,046.42 : x - Step 2: Convert to fraction form
577,433.14/866,402.91 = 274,046.42/x - Step 3: Cross multiply
577,433.14x = 866,402.91 × 274,046.42 - Step 4: Simplify right side
577,433.14x = 237,434,615,763.08 - Step 5: Solve for x
x = 237,434,615,763.08/577,433.14 - Step 6: Final answer
x = 411,189.80
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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.