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Finding the Fourth Proportional to 367.54, 554.18 and 363.56

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Solution

The fourth proportional to 367.54, 554.18 and 363.56 is: 548.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.54 : 554.18 = 363.56 : x
  2. Step 2: Convert to fraction form
    367.54/554.18 = 363.56/x
  3. Step 3: Cross multiply
    367.54x = 554.18 × 363.56
  4. Step 4: Simplify right side
    367.54x = 201,473.09
  5. Step 5: Solve for x
    x = 201,473.09/367.54
  6. Step 6: Final answer
    x = 548.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.