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Finding the Fourth Proportional to 344.06, 516.46 and 222.02

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Solution

The fourth proportional to 344.06, 516.46 and 222.02 is: 333.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.06 : 516.46 = 222.02 : x
  2. Step 2: Convert to fraction form
    344.06/516.46 = 222.02/x
  3. Step 3: Cross multiply
    344.06x = 516.46 × 222.02
  4. Step 4: Simplify right side
    344.06x = 114,664.45
  5. Step 5: Solve for x
    x = 114,664.45/344.06
  6. Step 6: Final answer
    x = 333.27

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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.