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Finding the Fourth Proportional to 344.25, 475.19 and 233.50

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Solution

The fourth proportional to 344.25, 475.19 and 233.50 is: 322.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.25 : 475.19 = 233.50 : x
  2. Step 2: Convert to fraction form
    344.25/475.19 = 233.50/x
  3. Step 3: Cross multiply
    344.25x = 475.19 × 233.50
  4. Step 4: Simplify right side
    344.25x = 110,956.87
  5. Step 5: Solve for x
    x = 110,956.87/344.25
  6. Step 6: Final answer
    x = 322.31

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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.