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Finding the Fourth Proportional to 444,494.40, 613,378.08 and 243,251.52

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Solution

The fourth proportional to 444,494.40, 613,378.08 and 243,251.52 is: 335,673.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,494.40 : 613,378.08 = 243,251.52 : x
  2. Step 2: Convert to fraction form
    444,494.40/613,378.08 = 243,251.52/x
  3. Step 3: Cross multiply
    444,494.40x = 613,378.08 × 243,251.52
  4. Step 4: Simplify right side
    444,494.40x = 149,205,150,294.68
  5. Step 5: Solve for x
    x = 149,205,150,294.68/444,494.40
  6. Step 6: Final answer
    x = 335,673.86

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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.