Finding the Fourth Proportional to 309,658.68, 464,565.60 and 88,042.68
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Solution
The fourth proportional to 309,658.68, 464,565.60 and 88,042.68 is: 132,086.08
Step by Step Solution
- Step 1: Write the proportion equation
309,658.68 : 464,565.60 = 88,042.68 : x - Step 2: Convert to fraction form
309,658.68/464,565.60 = 88,042.68/x - Step 3: Cross multiply
309,658.68x = 464,565.60 × 88,042.68 - Step 4: Simplify right side
309,658.68x = 40,901,600,459.81 - Step 5: Solve for x
x = 40,901,600,459.81/309,658.68 - Step 6: Final answer
x = 132,086.08
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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.