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Finding the Fourth Proportional to 567,589.43, 782,459.56 and 446,520.44

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Solution

The fourth proportional to 567,589.43, 782,459.56 and 446,520.44 is: 615,557.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,589.43 : 782,459.56 = 446,520.44 : x
  2. Step 2: Convert to fraction form
    567,589.43/782,459.56 = 446,520.44/x
  3. Step 3: Cross multiply
    567,589.43x = 782,459.56 × 446,520.44
  4. Step 4: Simplify right side
    567,589.43x = 349,384,187,013.41
  5. Step 5: Solve for x
    x = 349,384,187,013.41/567,589.43
  6. Step 6: Final answer
    x = 615,557.95

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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.