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Finding the Fourth Proportional to 265.52, 366.68 and 226.48

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Solution

The fourth proportional to 265.52, 366.68 and 226.48 is: 312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.52 : 366.68 = 226.48 : x
  2. Step 2: Convert to fraction form
    265.52/366.68 = 226.48/x
  3. Step 3: Cross multiply
    265.52x = 366.68 × 226.48
  4. Step 4: Simplify right side
    265.52x = 83,045.69
  5. Step 5: Solve for x
    x = 83,045.69/265.52
  6. Step 6: Final answer
    x = 312.77

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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.