Home / 892,125.50-1,231,134.43-484,227.43

Finding the Fourth Proportional to 892,125.50, 1,231,134.43 and 484,227.43

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Solution

The fourth proportional to 892,125.50, 1,231,134.43 and 484,227.43 is: 668,234.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,125.50 : 1,231,134.43 = 484,227.43 : x
  2. Step 2: Convert to fraction form
    892,125.50/1,231,134.43 = 484,227.43/x
  3. Step 3: Cross multiply
    892,125.50x = 1,231,134.43 × 484,227.43
  4. Step 4: Simplify right side
    892,125.50x = 596,149,056,735.01
  5. Step 5: Solve for x
    x = 596,149,056,735.01/892,125.50
  6. Step 6: Final answer
    x = 668,234.53

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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.