Home / 754,248.28-1,131,372-221,773.72

Finding the Fourth Proportional to 754,248.28, 1,131,372 and 221,773.72

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Solution

The fourth proportional to 754,248.28, 1,131,372 and 221,773.72 is: 332,660.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,248.28 : 1,131,372 = 221,773.72 : x
  2. Step 2: Convert to fraction form
    754,248.28/1,131,372 = 221,773.72/x
  3. Step 3: Cross multiply
    754,248.28x = 1,131,372 × 221,773.72
  4. Step 4: Simplify right side
    754,248.28x = 250,908,577,143.84
  5. Step 5: Solve for x
    x = 250,908,577,143.84/754,248.28
  6. Step 6: Final answer
    x = 332,660.46

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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.