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Finding the Fourth Proportional to 308.04, 461.46 and 236.04

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Solution

The fourth proportional to 308.04, 461.46 and 236.04 is: 353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    308.04 : 461.46 = 236.04 : x
  2. Step 2: Convert to fraction form
    308.04/461.46 = 236.04/x
  3. Step 3: Cross multiply
    308.04x = 461.46 × 236.04
  4. Step 4: Simplify right side
    308.04x = 108,923.02
  5. Step 5: Solve for x
    x = 108,923.02/308.04
  6. Step 6: Final answer
    x = 353.60

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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.