Home / 484,839.97-727,301.40-147,956.38

Finding the Fourth Proportional to 484,839.97, 727,301.40 and 147,956.38

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Solution

The fourth proportional to 484,839.97, 727,301.40 and 147,956.38 is: 221,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,839.97 : 727,301.40 = 147,956.38 : x
  2. Step 2: Convert to fraction form
    484,839.97/727,301.40 = 147,956.38/x
  3. Step 3: Cross multiply
    484,839.97x = 727,301.40 × 147,956.38
  4. Step 4: Simplify right side
    484,839.97x = 107,608,882,312.93
  5. Step 5: Solve for x
    x = 107,608,882,312.93/484,839.97
  6. Step 6: Final answer
    x = 221,947.22

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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.