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Finding the Fourth Proportional to 310.04, 464.40 and 201.44

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Solution

The fourth proportional to 310.04, 464.40 and 201.44 is: 301.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    310.04 : 464.40 = 201.44 : x
  2. Step 2: Convert to fraction form
    310.04/464.40 = 201.44/x
  3. Step 3: Cross multiply
    310.04x = 464.40 × 201.44
  4. Step 4: Simplify right side
    310.04x = 93,548.74
  5. Step 5: Solve for x
    x = 93,548.74/310.04
  6. Step 6: Final answer
    x = 301.73

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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.