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Finding the Fourth Proportional to 344.52, 475.44 and 246.72

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Solution

The fourth proportional to 344.52, 475.44 and 246.72 is: 340.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.52 : 475.44 = 246.72 : x
  2. Step 2: Convert to fraction form
    344.52/475.44 = 246.72/x
  3. Step 3: Cross multiply
    344.52x = 475.44 × 246.72
  4. Step 4: Simplify right side
    344.52x = 117,300.56
  5. Step 5: Solve for x
    x = 117,300.56/344.52
  6. Step 6: Final answer
    x = 340.48

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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.