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Finding the Fourth Proportional to 534.69, 801.48 and 226.73

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Solution

The fourth proportional to 534.69, 801.48 and 226.73 is: 339.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.69 : 801.48 = 226.73 : x
  2. Step 2: Convert to fraction form
    534.69/801.48 = 226.73/x
  3. Step 3: Cross multiply
    534.69x = 801.48 × 226.73
  4. Step 4: Simplify right side
    534.69x = 181,719.56
  5. Step 5: Solve for x
    x = 181,719.56/534.69
  6. Step 6: Final answer
    x = 339.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.