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Finding the Fourth Proportional to 265.04, 365.28 and 233.56

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Solution

The fourth proportional to 265.04, 365.28 and 233.56 is: 321.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.04 : 365.28 = 233.56 : x
  2. Step 2: Convert to fraction form
    265.04/365.28 = 233.56/x
  3. Step 3: Cross multiply
    265.04x = 365.28 × 233.56
  4. Step 4: Simplify right side
    265.04x = 85,314.80
  5. Step 5: Solve for x
    x = 85,314.80/265.04
  6. Step 6: Final answer
    x = 321.89

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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.