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Finding the Fourth Proportional to 530.92, 796.04 and 223

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Solution

The fourth proportional to 530.92, 796.04 and 223 is: 334.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.92 : 796.04 = 223 : x
  2. Step 2: Convert to fraction form
    530.92/796.04 = 223/x
  3. Step 3: Cross multiply
    530.92x = 796.04 × 223
  4. Step 4: Simplify right side
    530.92x = 177,516.92
  5. Step 5: Solve for x
    x = 177,516.92/530.92
  6. Step 6: Final answer
    x = 334.36

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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.