Finding the Fourth Proportional to 264,291.66, 396,604.62 and 138,159.54
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Solution
The fourth proportional to 264,291.66, 396,604.62 and 138,159.54 is: 207,326.68
Step by Step Solution
- Step 1: Write the proportion equation
264,291.66 : 396,604.62 = 138,159.54 : x - Step 2: Convert to fraction form
264,291.66/396,604.62 = 138,159.54/x - Step 3: Cross multiply
264,291.66x = 396,604.62 × 138,159.54 - Step 4: Simplify right side
264,291.66x = 54,794,711,861.07 - Step 5: Solve for x
x = 54,794,711,861.07/264,291.66 - Step 6: Final answer
x = 207,326.68
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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.