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Finding the Fourth Proportional to 367.84, 551.64 and 201.03

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Solution

The fourth proportional to 367.84, 551.64 and 201.03 is: 301.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.84 : 551.64 = 201.03 : x
  2. Step 2: Convert to fraction form
    367.84/551.64 = 201.03/x
  3. Step 3: Cross multiply
    367.84x = 551.64 × 201.03
  4. Step 4: Simplify right side
    367.84x = 110,896.28
  5. Step 5: Solve for x
    x = 110,896.28/367.84
  6. Step 6: Final answer
    x = 301.48

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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.