Home / 892,754.74-1,231,289.29-587,144.92

Finding the Fourth Proportional to 892,754.74, 1,231,289.29 and 587,144.92

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Solution

The fourth proportional to 892,754.74, 1,231,289.29 and 587,144.92 is: 809,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,754.74 : 1,231,289.29 = 587,144.92 : x
  2. Step 2: Convert to fraction form
    892,754.74/1,231,289.29 = 587,144.92/x
  3. Step 3: Cross multiply
    892,754.74x = 1,231,289.29 × 587,144.92
  4. Step 4: Simplify right side
    892,754.74x = 722,945,247,127.82
  5. Step 5: Solve for x
    x = 722,945,247,127.82/892,754.74
  6. Step 6: Final answer
    x = 809,791.56

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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.