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Finding the Fourth Proportional to 264.53, 395.12 and 223.54

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Solution

The fourth proportional to 264.53, 395.12 and 223.54 is: 333.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.53 : 395.12 = 223.54 : x
  2. Step 2: Convert to fraction form
    264.53/395.12 = 223.54/x
  3. Step 3: Cross multiply
    264.53x = 395.12 × 223.54
  4. Step 4: Simplify right side
    264.53x = 88,324.70
  5. Step 5: Solve for x
    x = 88,324.70/264.53
  6. Step 6: Final answer
    x = 333.89

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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.