Finding the Fourth Proportional to 385,609.26, 575,789.00 and 340,252.62
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Solution
The fourth proportional to 385,609.26, 575,789.00 and 340,252.62 is: 508,062.78
Step by Step Solution
- Step 1: Write the proportion equation
385,609.26 : 575,789.00 = 340,252.62 : x - Step 2: Convert to fraction form
385,609.26/575,789.00 = 340,252.62/x - Step 3: Cross multiply
385,609.26x = 575,789.00 × 340,252.62 - Step 4: Simplify right side
385,609.26x = 195,913,714,115.92 - Step 5: Solve for x
x = 195,913,714,115.92/385,609.26 - Step 6: Final answer
x = 508,062.78
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.