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Finding the Fourth Proportional to 396.04, 594.03 and 122.14

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Solution

The fourth proportional to 396.04, 594.03 and 122.14 is: 183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    396.04 : 594.03 = 122.14 : x
  2. Step 2: Convert to fraction form
    396.04/594.03 = 122.14/x
  3. Step 3: Cross multiply
    396.04x = 594.03 × 122.14
  4. Step 4: Simplify right side
    396.04x = 72,554.82
  5. Step 5: Solve for x
    x = 72,554.82/396.04
  6. Step 6: Final answer
    x = 183.20

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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.