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Finding the Fourth Proportional to 444,454.38, 613,348.67 and 240,505.30

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Solution

The fourth proportional to 444,454.38, 613,348.67 and 240,505.30 is: 331,898.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,454.38 : 613,348.67 = 240,505.30 : x
  2. Step 2: Convert to fraction form
    444,454.38/613,348.67 = 240,505.30/x
  3. Step 3: Cross multiply
    444,454.38x = 613,348.67 × 240,505.30
  4. Step 4: Simplify right side
    444,454.38x = 147,513,605,882.95
  5. Step 5: Solve for x
    x = 147,513,605,882.95/444,454.38
  6. Step 6: Final answer
    x = 331,898.19

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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.