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Finding the Fourth Proportional to 626.97, 941.09 and 367.47

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Solution

The fourth proportional to 626.97, 941.09 and 367.47 is: 551.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    626.97 : 941.09 = 367.47 : x
  2. Step 2: Convert to fraction form
    626.97/941.09 = 367.47/x
  3. Step 3: Cross multiply
    626.97x = 941.09 × 367.47
  4. Step 4: Simplify right side
    626.97x = 345,822.34
  5. Step 5: Solve for x
    x = 345,822.34/626.97
  6. Step 6: Final answer
    x = 551.58

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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.