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Finding the Fourth Proportional to 475,062.44, 712,659.22 and 159,609.56

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Solution

The fourth proportional to 475,062.44, 712,659.22 and 159,609.56 is: 239,436.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,062.44 : 712,659.22 = 159,609.56 : x
  2. Step 2: Convert to fraction form
    475,062.44/712,659.22 = 159,609.56/x
  3. Step 3: Cross multiply
    475,062.44x = 712,659.22 × 159,609.56
  4. Step 4: Simplify right side
    475,062.44x = 113,747,224,534.14
  5. Step 5: Solve for x
    x = 113,747,224,534.14/475,062.44
  6. Step 6: Final answer
    x = 239,436.37

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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.