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Finding the Fourth Proportional to 304.08, 456.24 and 223.44

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Solution

The fourth proportional to 304.08, 456.24 and 223.44 is: 335.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.08 : 456.24 = 223.44 : x
  2. Step 2: Convert to fraction form
    304.08/456.24 = 223.44/x
  3. Step 3: Cross multiply
    304.08x = 456.24 × 223.44
  4. Step 4: Simplify right side
    304.08x = 101,942.27
  5. Step 5: Solve for x
    x = 101,942.27/304.08
  6. Step 6: Final answer
    x = 335.25

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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.