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Finding the Fourth Proportional to 483,622.92, 667,386.30 and 268,757.52

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Solution

The fourth proportional to 483,622.92, 667,386.30 and 268,757.52 is: 370,877.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,622.92 : 667,386.30 = 268,757.52 : x
  2. Step 2: Convert to fraction form
    483,622.92/667,386.30 = 268,757.52/x
  3. Step 3: Cross multiply
    483,622.92x = 667,386.30 × 268,757.52
  4. Step 4: Simplify right side
    483,622.92x = 179,365,086,869.98
  5. Step 5: Solve for x
    x = 179,365,086,869.98/483,622.92
  6. Step 6: Final answer
    x = 370,877.97

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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.