Finding the Fourth Proportional to 499,046.52, 748,370.52 and 288,832.08
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Solution
The fourth proportional to 499,046.52, 748,370.52 and 288,832.08 is: 433,132.79
Step by Step Solution
- Step 1: Write the proportion equation
499,046.52 : 748,370.52 = 288,832.08 : x - Step 2: Convert to fraction form
499,046.52/748,370.52 = 288,832.08/x - Step 3: Cross multiply
499,046.52x = 748,370.52 × 288,832.08 - Step 4: Simplify right side
499,046.52x = 216,153,413,902.28 - Step 5: Solve for x
x = 216,153,413,902.28/499,046.52 - Step 6: Final answer
x = 433,132.79
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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.