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Finding the Fourth Proportional to 503,229.71, 694,463.83 and 273,789.73

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Solution

The fourth proportional to 503,229.71, 694,463.83 and 273,789.73 is: 377,833.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,229.71 : 694,463.83 = 273,789.73 : x
  2. Step 2: Convert to fraction form
    503,229.71/694,463.83 = 273,789.73/x
  3. Step 3: Cross multiply
    503,229.71x = 694,463.83 × 273,789.73
  4. Step 4: Simplify right side
    503,229.71x = 190,137,067,403.24
  5. Step 5: Solve for x
    x = 190,137,067,403.24/503,229.71
  6. Step 6: Final answer
    x = 377,833.55

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1.5x scale

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.