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Finding the Fourth Proportional to 336.36, 463.44 and 237.90

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Solution

The fourth proportional to 336.36, 463.44 and 237.90 is: 327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.36 : 463.44 = 237.90 : x
  2. Step 2: Convert to fraction form
    336.36/463.44 = 237.90/x
  3. Step 3: Cross multiply
    336.36x = 463.44 × 237.90
  4. Step 4: Simplify right side
    336.36x = 110,252.38
  5. Step 5: Solve for x
    x = 110,252.38/336.36
  6. Step 6: Final answer
    x = 327.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.