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Finding the Fourth Proportional to 333.92, 460.59 and 223.46

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Solution

The fourth proportional to 333.92, 460.59 and 223.46 is: 308.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.92 : 460.59 = 223.46 : x
  2. Step 2: Convert to fraction form
    333.92/460.59 = 223.46/x
  3. Step 3: Cross multiply
    333.92x = 460.59 × 223.46
  4. Step 4: Simplify right side
    333.92x = 102,922.03
  5. Step 5: Solve for x
    x = 102,922.03/333.92
  6. Step 6: Final answer
    x = 308.22

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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.