Home / 394,656.30-591,709.86-169,949.34

Finding the Fourth Proportional to 394,656.30, 591,709.86 and 169,949.34

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Solution

The fourth proportional to 394,656.30, 591,709.86 and 169,949.34 is: 254,805.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,656.30 : 591,709.86 = 169,949.34 : x
  2. Step 2: Convert to fraction form
    394,656.30/591,709.86 = 169,949.34/x
  3. Step 3: Cross multiply
    394,656.30x = 591,709.86 × 169,949.34
  4. Step 4: Simplify right side
    394,656.30x = 100,560,700,178.49
  5. Step 5: Solve for x
    x = 100,560,700,178.49/394,656.30
  6. Step 6: Final answer
    x = 254,805.76

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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.