Finding the Fourth Proportional to 439,048.10, 658,521.84 and 114,867.49
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Solution
The fourth proportional to 439,048.10, 658,521.84 and 114,867.49 is: 172,288.08
Step by Step Solution
- Step 1: Write the proportion equation
439,048.10 : 658,521.84 = 114,867.49 : x - Step 2: Convert to fraction form
439,048.10/658,521.84 = 114,867.49/x - Step 3: Cross multiply
439,048.10x = 658,521.84 × 114,867.49 - Step 4: Simplify right side
439,048.10x = 75,642,752,419.19 - Step 5: Solve for x
x = 75,642,752,419.19/439,048.10 - Step 6: Final answer
x = 172,288.08
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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.