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Finding the Fourth Proportional to 241.36, 362.88 and 193.60

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Solution

The fourth proportional to 241.36, 362.88 and 193.60 is: 291.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.36 : 362.88 = 193.60 : x
  2. Step 2: Convert to fraction form
    241.36/362.88 = 193.60/x
  3. Step 3: Cross multiply
    241.36x = 362.88 × 193.60
  4. Step 4: Simplify right side
    241.36x = 70,253.57
  5. Step 5: Solve for x
    x = 70,253.57/241.36
  6. Step 6: Final answer
    x = 291.07

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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.