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Finding the Fourth Proportional to 396.06, 594.08 and 152.44

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Solution

The fourth proportional to 396.06, 594.08 and 152.44 is: 228.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    396.06 : 594.08 = 152.44 : x
  2. Step 2: Convert to fraction form
    396.06/594.08 = 152.44/x
  3. Step 3: Cross multiply
    396.06x = 594.08 × 152.44
  4. Step 4: Simplify right side
    396.06x = 90,561.56
  5. Step 5: Solve for x
    x = 90,561.56/396.06
  6. Step 6: Final answer
    x = 228.66

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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.