Home / 773,229.42-1,159,949.57-449,169.75

Finding the Fourth Proportional to 773,229.42, 1,159,949.57 and 449,169.75

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Solution

The fourth proportional to 773,229.42, 1,159,949.57 and 449,169.75 is: 673,815.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,229.42 : 1,159,949.57 = 449,169.75 : x
  2. Step 2: Convert to fraction form
    773,229.42/1,159,949.57 = 449,169.75/x
  3. Step 3: Cross multiply
    773,229.42x = 1,159,949.57 × 449,169.75
  4. Step 4: Simplify right side
    773,229.42x = 521,014,256,123.66
  5. Step 5: Solve for x
    x = 521,014,256,123.66/773,229.42
  6. Step 6: Final answer
    x = 673,815.87

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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.