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Finding the Fourth Proportional to 410.95, 567.11 and 224.43

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Solution

The fourth proportional to 410.95, 567.11 and 224.43 is: 309.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.95 : 567.11 = 224.43 : x
  2. Step 2: Convert to fraction form
    410.95/567.11 = 224.43/x
  3. Step 3: Cross multiply
    410.95x = 567.11 × 224.43
  4. Step 4: Simplify right side
    410.95x = 127,275.38
  5. Step 5: Solve for x
    x = 127,275.38/410.95
  6. Step 6: Final answer
    x = 309.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.