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Finding the Fourth Proportional to 567,708.97, 851,727.82 and 168,359.36

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Solution

The fourth proportional to 567,708.97, 851,727.82 and 168,359.36 is: 252,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,708.97 : 851,727.82 = 168,359.36 : x
  2. Step 2: Convert to fraction form
    567,708.97/851,727.82 = 168,359.36/x
  3. Step 3: Cross multiply
    567,708.97x = 851,727.82 × 168,359.36
  4. Step 4: Simplify right side
    567,708.97x = 143,396,350,669.40
  5. Step 5: Solve for x
    x = 143,396,350,669.40/567,708.97
  6. Step 6: Final answer
    x = 252,587.78

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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.