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Finding the Fourth Proportional to 310.47, 464.52 and 241.47

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Solution

The fourth proportional to 310.47, 464.52 and 241.47 is: 361.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    310.47 : 464.52 = 241.47 : x
  2. Step 2: Convert to fraction form
    310.47/464.52 = 241.47/x
  3. Step 3: Cross multiply
    310.47x = 464.52 × 241.47
  4. Step 4: Simplify right side
    310.47x = 112,167.64
  5. Step 5: Solve for x
    x = 112,167.64/310.47
  6. Step 6: Final answer
    x = 361.28

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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.