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Finding the Fourth Proportional to 333.32, 499.52 and 223.48

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Solution

The fourth proportional to 333.32, 499.52 and 223.48 is: 334.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.32 : 499.52 = 223.48 : x
  2. Step 2: Convert to fraction form
    333.32/499.52 = 223.48/x
  3. Step 3: Cross multiply
    333.32x = 499.52 × 223.48
  4. Step 4: Simplify right side
    333.32x = 111,632.73
  5. Step 5: Solve for x
    x = 111,632.73/333.32
  6. Step 6: Final answer
    x = 334.91

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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.