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Finding the Fourth Proportional to 225,304.38, 310,892.55 and 179,480.73

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Solution

The fourth proportional to 225,304.38, 310,892.55 and 179,480.73 is: 247,661.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,304.38 : 310,892.55 = 179,480.73 : x
  2. Step 2: Convert to fraction form
    225,304.38/310,892.55 = 179,480.73/x
  3. Step 3: Cross multiply
    225,304.38x = 310,892.55 × 179,480.73
  4. Step 4: Simplify right side
    225,304.38x = 55,799,221,825.56
  5. Step 5: Solve for x
    x = 55,799,221,825.56/225,304.38
  6. Step 6: Final answer
    x = 247,661.50

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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.