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Finding the Fourth Proportional to 534.47, 801.82 and 226.32

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Solution

The fourth proportional to 534.47, 801.82 and 226.32 is: 339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.47 : 801.82 = 226.32 : x
  2. Step 2: Convert to fraction form
    534.47/801.82 = 226.32/x
  3. Step 3: Cross multiply
    534.47x = 801.82 × 226.32
  4. Step 4: Simplify right side
    534.47x = 181,467.90
  5. Step 5: Solve for x
    x = 181,467.90/534.47
  6. Step 6: Final answer
    x = 339.53

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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.