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Finding the Fourth Proportional to 534.39, 801.83 and 226.31

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Solution

The fourth proportional to 534.39, 801.83 and 226.31 is: 339.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.39 : 801.83 = 226.31 : x
  2. Step 2: Convert to fraction form
    534.39/801.83 = 226.31/x
  3. Step 3: Cross multiply
    534.39x = 801.83 × 226.31
  4. Step 4: Simplify right side
    534.39x = 181,466.22
  5. Step 5: Solve for x
    x = 181,466.22/534.39
  6. Step 6: Final answer
    x = 339.58

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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.