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Finding the Fourth Proportional to 534.48, 801.60 and 226.34

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Solution

The fourth proportional to 534.48, 801.60 and 226.34 is: 339.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.48 : 801.60 = 226.34 : x
  2. Step 2: Convert to fraction form
    534.48/801.60 = 226.34/x
  3. Step 3: Cross multiply
    534.48x = 801.60 × 226.34
  4. Step 4: Simplify right side
    534.48x = 181,434.14
  5. Step 5: Solve for x
    x = 181,434.14/534.48
  6. Step 6: Final answer
    x = 339.46

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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.