Home / 892,147.38-1,231,131.52-504,954.48

Finding the Fourth Proportional to 892,147.38, 1,231,131.52 and 504,954.48

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Solution

The fourth proportional to 892,147.38, 1,231,131.52 and 504,954.48 is: 696,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,147.38 : 1,231,131.52 = 504,954.48 : x
  2. Step 2: Convert to fraction form
    892,147.38/1,231,131.52 = 504,954.48/x
  3. Step 3: Cross multiply
    892,147.38x = 1,231,131.52 × 504,954.48
  4. Step 4: Simplify right side
    892,147.38x = 621,665,380,478.76
  5. Step 5: Solve for x
    x = 621,665,380,478.76/892,147.38
  6. Step 6: Final answer
    x = 696,819.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.