Finding the Fourth Proportional to 417,589.98, 625,964.49 and 240,043.74
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Solution
The fourth proportional to 417,589.98, 625,964.49 and 240,043.74 is: 359,823.90
Step by Step Solution
- Step 1: Write the proportion equation
417,589.98 : 625,964.49 = 240,043.74 : x - Step 2: Convert to fraction form
417,589.98/625,964.49 = 240,043.74/x - Step 3: Cross multiply
417,589.98x = 625,964.49 × 240,043.74 - Step 4: Simplify right side
417,589.98x = 150,258,857,286.79 - Step 5: Solve for x
x = 150,258,857,286.79/417,589.98 - Step 6: Final answer
x = 359,823.90
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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.