Home / 996,650.66-1,375,358.72-543,944.90

Finding the Fourth Proportional to 996,650.66, 1,375,358.72 and 543,944.90

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Solution

The fourth proportional to 996,650.66, 1,375,358.72 and 543,944.90 is: 750,633.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,650.66 : 1,375,358.72 = 543,944.90 : x
  2. Step 2: Convert to fraction form
    996,650.66/1,375,358.72 = 543,944.90/x
  3. Step 3: Cross multiply
    996,650.66x = 1,375,358.72 × 543,944.90
  4. Step 4: Simplify right side
    996,650.66x = 748,119,361,414.53
  5. Step 5: Solve for x
    x = 748,119,361,414.53/996,650.66
  6. Step 6: Final answer
    x = 750,633.49

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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.