Home / 437,660.28-654,624.18-268,765.56

Finding the Fourth Proportional to 437,660.28, 654,624.18 and 268,765.56

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Solution

The fourth proportional to 437,660.28, 654,624.18 and 268,765.56 is: 402,002.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,660.28 : 654,624.18 = 268,765.56 : x
  2. Step 2: Convert to fraction form
    437,660.28/654,624.18 = 268,765.56/x
  3. Step 3: Cross multiply
    437,660.28x = 654,624.18 × 268,765.56
  4. Step 4: Simplify right side
    437,660.28x = 175,940,434,327.24
  5. Step 5: Solve for x
    x = 175,940,434,327.24/437,660.28
  6. Step 6: Final answer
    x = 402,002.29

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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.