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Finding the Fourth Proportional to 444,330.70, 613,175.51 and 240,381.78

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Solution

The fourth proportional to 444,330.70, 613,175.51 and 240,381.78 is: 331,726.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,330.70 : 613,175.51 = 240,381.78 : x
  2. Step 2: Convert to fraction form
    444,330.70/613,175.51 = 240,381.78/x
  3. Step 3: Cross multiply
    444,330.70x = 613,175.51 × 240,381.78
  4. Step 4: Simplify right side
    444,330.70x = 147,396,220,546.21
  5. Step 5: Solve for x
    x = 147,396,220,546.21/444,330.70
  6. Step 6: Final answer
    x = 331,726.39

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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.