Home / 269,647.11-404,155.71-202,872.69

Finding the Fourth Proportional to 269,647.11, 404,155.71 and 202,872.69

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Solution

The fourth proportional to 269,647.11, 404,155.71 and 202,872.69 is: 304,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,647.11 : 404,155.71 = 202,872.69 : x
  2. Step 2: Convert to fraction form
    269,647.11/404,155.71 = 202,872.69/x
  3. Step 3: Cross multiply
    269,647.11x = 404,155.71 × 202,872.69
  4. Step 4: Simplify right side
    269,647.11x = 81,992,156,066.56
  5. Step 5: Solve for x
    x = 81,992,156,066.56/269,647.11
  6. Step 6: Final answer
    x = 304,072.07

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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.