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Finding the Fourth Proportional to 274.41, 411.33 and 202.14

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Solution

The fourth proportional to 274.41, 411.33 and 202.14 is: 303.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    274.41 : 411.33 = 202.14 : x
  2. Step 2: Convert to fraction form
    274.41/411.33 = 202.14/x
  3. Step 3: Cross multiply
    274.41x = 411.33 × 202.14
  4. Step 4: Simplify right side
    274.41x = 83,146.25
  5. Step 5: Solve for x
    x = 83,146.25/274.41
  6. Step 6: Final answer
    x = 303.00

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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.