Finding the Fourth Proportional to 479,889.36, 662,375.61 and 275,962.68
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Solution
The fourth proportional to 479,889.36, 662,375.61 and 275,962.68 is: 380,902.27
Step by Step Solution
- Step 1: Write the proportion equation
479,889.36 : 662,375.61 = 275,962.68 : x - Step 2: Convert to fraction form
479,889.36/662,375.61 = 275,962.68/x - Step 3: Cross multiply
479,889.36x = 662,375.61 × 275,962.68 - Step 4: Simplify right side
479,889.36x = 182,790,948,502.24 - Step 5: Solve for x
x = 182,790,948,502.24/479,889.36 - Step 6: Final answer
x = 380,902.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.