Home / 752,497.92-1,037,154.24-717,065.28

Finding the Fourth Proportional to 752,497.92, 1,037,154.24 and 717,065.28

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Solution

The fourth proportional to 752,497.92, 1,037,154.24 and 717,065.28 is: 988,318.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,497.92 : 1,037,154.24 = 717,065.28 : x
  2. Step 2: Convert to fraction form
    752,497.92/1,037,154.24 = 717,065.28/x
  3. Step 3: Cross multiply
    752,497.92x = 1,037,154.24 × 717,065.28
  4. Step 4: Simplify right side
    752,497.92x = 743,707,295,508.79
  5. Step 5: Solve for x
    x = 743,707,295,508.79/752,497.92
  6. Step 6: Final answer
    x = 988,318.07

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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.