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Finding the Fourth Proportional to 227,453.88, 341,180.82 and 221,233.08

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Solution

The fourth proportional to 227,453.88, 341,180.82 and 221,233.08 is: 331,849.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,453.88 : 341,180.82 = 221,233.08 : x
  2. Step 2: Convert to fraction form
    227,453.88/341,180.82 = 221,233.08/x
  3. Step 3: Cross multiply
    227,453.88x = 341,180.82 × 221,233.08
  4. Step 4: Simplify right side
    227,453.88x = 75,480,483,645.53
  5. Step 5: Solve for x
    x = 75,480,483,645.53/227,453.88
  6. Step 6: Final answer
    x = 331,849.62

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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.