Finding the Fourth Proportional to 493,884.12, 681,560.10 and 267,529.62
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Solution
The fourth proportional to 493,884.12, 681,560.10 and 267,529.62 is: 369,190.88
Step by Step Solution
- Step 1: Write the proportion equation
493,884.12 : 681,560.10 = 267,529.62 : x - Step 2: Convert to fraction form
493,884.12/681,560.10 = 267,529.62/x - Step 3: Cross multiply
493,884.12x = 681,560.10 × 267,529.62 - Step 4: Simplify right side
493,884.12x = 182,337,514,560.16 - Step 5: Solve for x
x = 182,337,514,560.16/493,884.12 - Step 6: Final answer
x = 369,190.88
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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.