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Finding the Fourth Proportional to 550,792.88, 825,211.90 and 230,238.13

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Solution

The fourth proportional to 550,792.88, 825,211.90 and 230,238.13 is: 344,948.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,792.88 : 825,211.90 = 230,238.13 : x
  2. Step 2: Convert to fraction form
    550,792.88/825,211.90 = 230,238.13/x
  3. Step 3: Cross multiply
    550,792.88x = 825,211.90 × 230,238.13
  4. Step 4: Simplify right side
    550,792.88x = 189,995,244,481.79
  5. Step 5: Solve for x
    x = 189,995,244,481.79/550,792.88
  6. Step 6: Final answer
    x = 344,948.62

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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.