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Finding the Fourth Proportional to 626,793.75, 940,564.22 and 227,465.73

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Solution

The fourth proportional to 626,793.75, 940,564.22 and 227,465.73 is: 341,334.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,793.75 : 940,564.22 = 227,465.73 : x
  2. Step 2: Convert to fraction form
    626,793.75/940,564.22 = 227,465.73/x
  3. Step 3: Cross multiply
    626,793.75x = 940,564.22 × 227,465.73
  4. Step 4: Simplify right side
    626,793.75x = 213,946,125,776.85
  5. Step 5: Solve for x
    x = 213,946,125,776.85/626,793.75
  6. Step 6: Final answer
    x = 341,334.17

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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.