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Finding the Fourth Proportional to 483,863.80, 667,734.64 and 266,086.52

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Solution

The fourth proportional to 483,863.80, 667,734.64 and 266,086.52 is: 367,200.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,863.80 : 667,734.64 = 266,086.52 : x
  2. Step 2: Convert to fraction form
    483,863.80/667,734.64 = 266,086.52/x
  3. Step 3: Cross multiply
    483,863.80x = 667,734.64 × 266,086.52
  4. Step 4: Simplify right side
    483,863.80x = 177,675,182,637.16
  5. Step 5: Solve for x
    x = 177,675,182,637.16/483,863.80
  6. Step 6: Final answer
    x = 367,200.82

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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.