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Finding the Fourth Proportional to 344.68, 475.22 and 233.98

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Solution

The fourth proportional to 344.68, 475.22 and 233.98 is: 322.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.68 : 475.22 = 233.98 : x
  2. Step 2: Convert to fraction form
    344.68/475.22 = 233.98/x
  3. Step 3: Cross multiply
    344.68x = 475.22 × 233.98
  4. Step 4: Simplify right side
    344.68x = 111,191.98
  5. Step 5: Solve for x
    x = 111,191.98/344.68
  6. Step 6: Final answer
    x = 322.59

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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.