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Finding the Fourth Proportional to 235.60, 350.38 and 233.16

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Solution

The fourth proportional to 235.60, 350.38 and 233.16 is: 346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.60 : 350.38 = 233.16 : x
  2. Step 2: Convert to fraction form
    235.60/350.38 = 233.16/x
  3. Step 3: Cross multiply
    235.60x = 350.38 × 233.16
  4. Step 4: Simplify right side
    235.60x = 81,694.60
  5. Step 5: Solve for x
    x = 81,694.60/235.60
  6. Step 6: Final answer
    x = 346.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.