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Finding the Fourth Proportional to 444,229.88, 666,344.28 and 144,709.97

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Solution

The fourth proportional to 444,229.88, 666,344.28 and 144,709.97 is: 217,064.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,229.88 : 666,344.28 = 144,709.97 : x
  2. Step 2: Convert to fraction form
    444,229.88/666,344.28 = 144,709.97/x
  3. Step 3: Cross multiply
    444,229.88x = 666,344.28 × 144,709.97
  4. Step 4: Simplify right side
    444,229.88x = 96,426,662,434.33
  5. Step 5: Solve for x
    x = 96,426,662,434.33/444,229.88
  6. Step 6: Final answer
    x = 217,064.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.