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Finding the Fourth Proportional to 235.35, 325.13 and 233.52

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Solution

The fourth proportional to 235.35, 325.13 and 233.52 is: 322.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.35 : 325.13 = 233.52 : x
  2. Step 2: Convert to fraction form
    235.35/325.13 = 233.52/x
  3. Step 3: Cross multiply
    235.35x = 325.13 × 233.52
  4. Step 4: Simplify right side
    235.35x = 75,923.19
  5. Step 5: Solve for x
    x = 75,923.19/235.35
  6. Step 6: Final answer
    x = 322.60

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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.