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Finding the Fourth Proportional to 481.44, 664.24 and 341.44

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Solution

The fourth proportional to 481.44, 664.24 and 341.44 is: 471.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.44 : 664.24 = 341.44 : x
  2. Step 2: Convert to fraction form
    481.44/664.24 = 341.44/x
  3. Step 3: Cross multiply
    481.44x = 664.24 × 341.44
  4. Step 4: Simplify right side
    481.44x = 226,798.11
  5. Step 5: Solve for x
    x = 226,798.11/481.44
  6. Step 6: Final answer
    x = 471.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.