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Finding the Fourth Proportional to 246, 367.08 and 211.44

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Solution

The fourth proportional to 246, 367.08 and 211.44 is: 315.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    246 : 367.08 = 211.44 : x
  2. Step 2: Convert to fraction form
    246/367.08 = 211.44/x
  3. Step 3: Cross multiply
    246x = 367.08 × 211.44
  4. Step 4: Simplify right side
    246x = 77,615.40
  5. Step 5: Solve for x
    x = 77,615.40/246
  6. Step 6: Final answer
    x = 315.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.