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Finding the Fourth Proportional to 501,449.32, 752,245.48 and 164,516.28

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Solution

The fourth proportional to 501,449.32, 752,245.48 and 164,516.28 is: 246,797.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,449.32 : 752,245.48 = 164,516.28 : x
  2. Step 2: Convert to fraction form
    501,449.32/752,245.48 = 164,516.28/x
  3. Step 3: Cross multiply
    501,449.32x = 752,245.48 × 164,516.28
  4. Step 4: Simplify right side
    501,449.32x = 123,756,628,016.41
  5. Step 5: Solve for x
    x = 123,756,628,016.41/501,449.32
  6. Step 6: Final answer
    x = 246,797.88

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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.