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Finding the Fourth Proportional to 465,388.44, 697,910.25 and 165,789.42

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Solution

The fourth proportional to 465,388.44, 697,910.25 and 165,789.42 is: 248,622.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,388.44 : 697,910.25 = 165,789.42 : x
  2. Step 2: Convert to fraction form
    465,388.44/697,910.25 = 165,789.42/x
  3. Step 3: Cross multiply
    465,388.44x = 697,910.25 × 165,789.42
  4. Step 4: Simplify right side
    465,388.44x = 115,706,135,559.56
  5. Step 5: Solve for x
    x = 115,706,135,559.56/465,388.44
  6. Step 6: Final answer
    x = 248,622.71

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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.