Home / 800,498.25-1,201,218.82-295,414.65

Finding the Fourth Proportional to 800,498.25, 1,201,218.82 and 295,414.65

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Solution

The fourth proportional to 800,498.25, 1,201,218.82 and 295,414.65 is: 443,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,498.25 : 1,201,218.82 = 295,414.65 : x
  2. Step 2: Convert to fraction form
    800,498.25/1,201,218.82 = 295,414.65/x
  3. Step 3: Cross multiply
    800,498.25x = 1,201,218.82 × 295,414.65
  4. Step 4: Simplify right side
    800,498.25x = 354,857,631,277.62
  5. Step 5: Solve for x
    x = 354,857,631,277.62/800,498.25
  6. Step 6: Final answer
    x = 443,295.95

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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.