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Finding the Fourth Proportional to 444,726.52, 613,722.72 and 240,777.40

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Solution

The fourth proportional to 444,726.52, 613,722.72 and 240,777.40 is: 332,272.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,726.52 : 613,722.72 = 240,777.40 : x
  2. Step 2: Convert to fraction form
    444,726.52/613,722.72 = 240,777.40/x
  3. Step 3: Cross multiply
    444,726.52x = 613,722.72 × 240,777.40
  4. Step 4: Simplify right side
    444,726.52x = 147,770,560,842.53
  5. Step 5: Solve for x
    x = 147,770,560,842.53/444,726.52
  6. Step 6: Final answer
    x = 332,272.88

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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.