Home / 1,039,757.28-1,559,691.36-329,842.08

Finding the Fourth Proportional to 1,039,757.28, 1,559,691.36 and 329,842.08

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Solution

The fourth proportional to 1,039,757.28, 1,559,691.36 and 329,842.08 is: 494,780.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,757.28 : 1,559,691.36 = 329,842.08 : x
  2. Step 2: Convert to fraction form
    1,039,757.28/1,559,691.36 = 329,842.08/x
  3. Step 3: Cross multiply
    1,039,757.28x = 1,559,691.36 × 329,842.08
  4. Step 4: Simplify right side
    1,039,757.28x = 514,451,842,340.43
  5. Step 5: Solve for x
    x = 514,451,842,340.43/1,039,757.28
  6. Step 6: Final answer
    x = 494,780.71

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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.