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Finding the Fourth Proportional to 379,606.67, 523,863.43 and 226,658.22

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Solution

The fourth proportional to 379,606.67, 523,863.43 and 226,658.22 is: 312,792.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,606.67 : 523,863.43 = 226,658.22 : x
  2. Step 2: Convert to fraction form
    379,606.67/523,863.43 = 226,658.22/x
  3. Step 3: Cross multiply
    379,606.67x = 523,863.43 × 226,658.22
  4. Step 4: Simplify right side
    379,606.67x = 118,737,951,433.60
  5. Step 5: Solve for x
    x = 118,737,951,433.60/379,606.67
  6. Step 6: Final answer
    x = 312,792.06

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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.