Home / 269,458.11-403,854.34-231,238.74

Finding the Fourth Proportional to 269,458.11, 403,854.34 and 231,238.74

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Solution

The fourth proportional to 269,458.11, 403,854.34 and 231,238.74 is: 346,572.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,458.11 : 403,854.34 = 231,238.74 : x
  2. Step 2: Convert to fraction form
    269,458.11/403,854.34 = 231,238.74/x
  3. Step 3: Cross multiply
    269,458.11x = 403,854.34 × 231,238.74
  4. Step 4: Simplify right side
    269,458.11x = 93,386,766,127.76
  5. Step 5: Solve for x
    x = 93,386,766,127.76/269,458.11
  6. Step 6: Final answer
    x = 346,572.48

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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.