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Finding the Fourth Proportional to 241.67, 360.56 and 207.05

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Solution

The fourth proportional to 241.67, 360.56 and 207.05 is: 308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.67 : 360.56 = 207.05 : x
  2. Step 2: Convert to fraction form
    241.67/360.56 = 207.05/x
  3. Step 3: Cross multiply
    241.67x = 360.56 × 207.05
  4. Step 4: Simplify right side
    241.67x = 74,652.66
  5. Step 5: Solve for x
    x = 74,652.66/241.67
  6. Step 6: Final answer
    x = 308.90

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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.