Home / 844,723.28-1,165,720.20-462,757.52

Finding the Fourth Proportional to 844,723.28, 1,165,720.20 and 462,757.52

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Solution

The fourth proportional to 844,723.28, 1,165,720.20 and 462,757.52 is: 638,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,723.28 : 1,165,720.20 = 462,757.52 : x
  2. Step 2: Convert to fraction form
    844,723.28/1,165,720.20 = 462,757.52/x
  3. Step 3: Cross multiply
    844,723.28x = 1,165,720.20 × 462,757.52
  4. Step 4: Simplify right side
    844,723.28x = 539,445,788,765.90
  5. Step 5: Solve for x
    x = 539,445,788,765.90/844,723.28
  6. Step 6: Final answer
    x = 638,606.51

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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.