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Finding the Fourth Proportional to 362.04, 544.89 and 271.22

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Solution

The fourth proportional to 362.04, 544.89 and 271.22 is: 408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.04 : 544.89 = 271.22 : x
  2. Step 2: Convert to fraction form
    362.04/544.89 = 271.22/x
  3. Step 3: Cross multiply
    362.04x = 544.89 × 271.22
  4. Step 4: Simplify right side
    362.04x = 147,785.07
  5. Step 5: Solve for x
    x = 147,785.07/362.04
  6. Step 6: Final answer
    x = 408.20

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.