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Finding the Fourth Proportional to 241.02, 330.44 and 236.64

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Solution

The fourth proportional to 241.02, 330.44 and 236.64 is: 324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.02 : 330.44 = 236.64 : x
  2. Step 2: Convert to fraction form
    241.02/330.44 = 236.64/x
  3. Step 3: Cross multiply
    241.02x = 330.44 × 236.64
  4. Step 4: Simplify right side
    241.02x = 78,196.71
  5. Step 5: Solve for x
    x = 78,196.71/241.02
  6. Step 6: Final answer
    x = 324.44

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.