Home / 439,049.88-658,524.51-114,869.28

Finding the Fourth Proportional to 439,049.88, 658,524.51 and 114,869.28

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Solution

The fourth proportional to 439,049.88, 658,524.51 and 114,869.28 is: 172,290.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,049.88 : 658,524.51 = 114,869.28 : x
  2. Step 2: Convert to fraction form
    439,049.88/658,524.51 = 114,869.28/x
  3. Step 3: Cross multiply
    439,049.88x = 658,524.51 × 114,869.28
  4. Step 4: Simplify right side
    439,049.88x = 75,644,236,326.05
  5. Step 5: Solve for x
    x = 75,644,236,326.05/439,049.88
  6. Step 6: Final answer
    x = 172,290.76

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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.