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Finding the Fourth Proportional to 235.00, 352.96 and 224.22

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Solution

The fourth proportional to 235.00, 352.96 and 224.22 is: 336.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.00 : 352.96 = 224.22 : x
  2. Step 2: Convert to fraction form
    235.00/352.96 = 224.22/x
  3. Step 3: Cross multiply
    235.00x = 352.96 × 224.22
  4. Step 4: Simplify right side
    235.00x = 79,139.47
  5. Step 5: Solve for x
    x = 79,139.47/235.00
  6. Step 6: Final answer
    x = 336.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.