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Finding the Fourth Proportional to 274.12, 410.58 and 241.72

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Solution

The fourth proportional to 274.12, 410.58 and 241.72 is: 362.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    274.12 : 410.58 = 241.72 : x
  2. Step 2: Convert to fraction form
    274.12/410.58 = 241.72/x
  3. Step 3: Cross multiply
    274.12x = 410.58 × 241.72
  4. Step 4: Simplify right side
    274.12x = 99,245.40
  5. Step 5: Solve for x
    x = 99,245.40/274.12
  6. Step 6: Final answer
    x = 362.05

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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.