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Finding the Fourth Proportional to 227.36, 339.26 and 204.37

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Solution

The fourth proportional to 227.36, 339.26 and 204.37 is: 304.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.36 : 339.26 = 204.37 : x
  2. Step 2: Convert to fraction form
    227.36/339.26 = 204.37/x
  3. Step 3: Cross multiply
    227.36x = 339.26 × 204.37
  4. Step 4: Simplify right side
    227.36x = 69,332.70
  5. Step 5: Solve for x
    x = 69,332.70/227.36
  6. Step 6: Final answer
    x = 304.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.