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Finding the Fourth Proportional to 444,729.52, 613,726.86 and 240,780.40

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Solution

The fourth proportional to 444,729.52, 613,726.86 and 240,780.40 is: 332,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,729.52 : 613,726.86 = 240,780.40 : x
  2. Step 2: Convert to fraction form
    444,729.52/613,726.86 = 240,780.40/x
  3. Step 3: Cross multiply
    444,729.52x = 613,726.86 × 240,780.40
  4. Step 4: Simplify right side
    444,729.52x = 147,773,398,841.54
  5. Step 5: Solve for x
    x = 147,773,398,841.54/444,729.52
  6. Step 6: Final answer
    x = 332,277.02

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1.5x scale

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.