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Finding the Fourth Proportional to 304.24, 456.60 and 167.32

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Solution

The fourth proportional to 304.24, 456.60 and 167.32 is: 251.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.24 : 456.60 = 167.32 : x
  2. Step 2: Convert to fraction form
    304.24/456.60 = 167.32/x
  3. Step 3: Cross multiply
    304.24x = 456.60 × 167.32
  4. Step 4: Simplify right side
    304.24x = 76,398.31
  5. Step 5: Solve for x
    x = 76,398.31/304.24
  6. Step 6: Final answer
    x = 251.11

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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.