Home / 672,839.17-928,540.46-366,932.24

Finding the Fourth Proportional to 672,839.17, 928,540.46 and 366,932.24

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Solution

The fourth proportional to 672,839.17, 928,540.46 and 366,932.24 is: 506,378.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,839.17 : 928,540.46 = 366,932.24 : x
  2. Step 2: Convert to fraction form
    672,839.17/928,540.46 = 366,932.24/x
  3. Step 3: Cross multiply
    672,839.17x = 928,540.46 × 366,932.24
  4. Step 4: Simplify right side
    672,839.17x = 340,711,435,898.13
  5. Step 5: Solve for x
    x = 340,711,435,898.13/672,839.17
  6. Step 6: Final answer
    x = 506,378.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.