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Finding the Fourth Proportional to 344.02, 475.02 and 232.09

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Solution

The fourth proportional to 344.02, 475.02 and 232.09 is: 320.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.02 : 475.02 = 232.09 : x
  2. Step 2: Convert to fraction form
    344.02/475.02 = 232.09/x
  3. Step 3: Cross multiply
    344.02x = 475.02 × 232.09
  4. Step 4: Simplify right side
    344.02x = 110,247.39
  5. Step 5: Solve for x
    x = 110,247.39/344.02
  6. Step 6: Final answer
    x = 320.47

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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.