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Finding the Fourth Proportional to 444,456.39, 613,351.43 and 240,507.30

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Solution

The fourth proportional to 444,456.39, 613,351.43 and 240,507.30 is: 331,900.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,456.39 : 613,351.43 = 240,507.30 : x
  2. Step 2: Convert to fraction form
    444,456.39/613,351.43 = 240,507.30/x
  3. Step 3: Cross multiply
    444,456.39x = 613,351.43 × 240,507.30
  4. Step 4: Simplify right side
    444,456.39x = 147,515,496,380.44
  5. Step 5: Solve for x
    x = 147,515,496,380.44/444,456.39
  6. Step 6: Final answer
    x = 331,900.95

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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.