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Finding the Fourth Proportional to 253,044.54, 380,033.37 and 200,789.82

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Solution

The fourth proportional to 253,044.54, 380,033.37 and 200,789.82 is: 301,554.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,044.54 : 380,033.37 = 200,789.82 : x
  2. Step 2: Convert to fraction form
    253,044.54/380,033.37 = 200,789.82/x
  3. Step 3: Cross multiply
    253,044.54x = 380,033.37 × 200,789.82
  4. Step 4: Simplify right side
    253,044.54x = 76,306,831,956.29
  5. Step 5: Solve for x
    x = 76,306,831,956.29/253,044.54
  6. Step 6: Final answer
    x = 301,554.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.