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Finding the Fourth Proportional to 361.56, 544.31 and 246.73

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Solution

The fourth proportional to 361.56, 544.31 and 246.73 is: 371.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.56 : 544.31 = 246.73 : x
  2. Step 2: Convert to fraction form
    361.56/544.31 = 246.73/x
  3. Step 3: Cross multiply
    361.56x = 544.31 × 246.73
  4. Step 4: Simplify right side
    361.56x = 134,299.32
  5. Step 5: Solve for x
    x = 134,299.32/361.56
  6. Step 6: Final answer
    x = 371.44

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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.