Finding the Fourth Proportional to 395,449.71, 593,275.68 and 114,966.96
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Solution
The fourth proportional to 395,449.71, 593,275.68 and 114,966.96 is: 172,479.84
Step by Step Solution
- Step 1: Write the proportion equation
395,449.71 : 593,275.68 = 114,966.96 : x - Step 2: Convert to fraction form
395,449.71/593,275.68 = 114,966.96/x - Step 3: Cross multiply
395,449.71x = 593,275.68 × 114,966.96 - Step 4: Simplify right side
395,449.71x = 68,207,101,371.53 - Step 5: Solve for x
x = 68,207,101,371.53/395,449.71 - Step 6: Final answer
x = 172,479.84
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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.