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Finding the Fourth Proportional to 265.90, 367.19 and 200.29

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Solution

The fourth proportional to 265.90, 367.19 and 200.29 is: 276.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.90 : 367.19 = 200.29 : x
  2. Step 2: Convert to fraction form
    265.90/367.19 = 200.29/x
  3. Step 3: Cross multiply
    265.90x = 367.19 × 200.29
  4. Step 4: Simplify right side
    265.90x = 73,544.49
  5. Step 5: Solve for x
    x = 73,544.49/265.90
  6. Step 6: Final answer
    x = 276.59

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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.