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Finding the Fourth Proportional to 365.67, 547.57 and 241.90

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Solution

The fourth proportional to 365.67, 547.57 and 241.90 is: 362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.67 : 547.57 = 241.90 : x
  2. Step 2: Convert to fraction form
    365.67/547.57 = 241.90/x
  3. Step 3: Cross multiply
    365.67x = 547.57 × 241.90
  4. Step 4: Simplify right side
    365.67x = 132,455.05
  5. Step 5: Solve for x
    x = 132,455.05/365.67
  6. Step 6: Final answer
    x = 362.22

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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.