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Finding the Fourth Proportional to 567,707.97, 851,726.32 and 168,358.36

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Solution

The fourth proportional to 567,707.97, 851,726.32 and 168,358.36 is: 252,586.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,707.97 : 851,726.32 = 168,358.36 : x
  2. Step 2: Convert to fraction form
    567,707.97/851,726.32 = 168,358.36/x
  3. Step 3: Cross multiply
    567,707.97x = 851,726.32 × 168,358.36
  4. Step 4: Simplify right side
    567,707.97x = 143,395,242,145.40
  5. Step 5: Solve for x
    x = 143,395,242,145.40/567,707.97
  6. Step 6: Final answer
    x = 252,586.28

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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.