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Finding the Fourth Proportional to 444,625.28, 613,616.96 and 253,642.88

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Solution

The fourth proportional to 444,625.28, 613,616.96 and 253,642.88 is: 350,046.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,625.28 : 613,616.96 = 253,642.88 : x
  2. Step 2: Convert to fraction form
    444,625.28/613,616.96 = 253,642.88/x
  3. Step 3: Cross multiply
    444,625.28x = 613,616.96 × 253,642.88
  4. Step 4: Simplify right side
    444,625.28x = 155,639,572,951.25
  5. Step 5: Solve for x
    x = 155,639,572,951.25/444,625.28
  6. Step 6: Final answer
    x = 350,046.61

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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.