Finding the Fourth Proportional to 439,732.08, 659,599.68 and 107,308.08
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Solution
The fourth proportional to 439,732.08, 659,599.68 and 107,308.08 is: 160,962.50
Step by Step Solution
- Step 1: Write the proportion equation
439,732.08 : 659,599.68 = 107,308.08 : x - Step 2: Convert to fraction form
439,732.08/659,599.68 = 107,308.08/x - Step 3: Cross multiply
439,732.08x = 659,599.68 × 107,308.08 - Step 4: Simplify right side
439,732.08x = 70,780,375,229.41 - Step 5: Solve for x
x = 70,780,375,229.41/439,732.08 - Step 6: Final answer
x = 160,962.50
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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.