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Finding the Fourth Proportional to 361.74, 544.01 and 301.62

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Solution

The fourth proportional to 361.74, 544.01 and 301.62 is: 453.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.74 : 544.01 = 301.62 : x
  2. Step 2: Convert to fraction form
    361.74/544.01 = 301.62/x
  3. Step 3: Cross multiply
    361.74x = 544.01 × 301.62
  4. Step 4: Simplify right side
    361.74x = 164,082.79
  5. Step 5: Solve for x
    x = 164,082.79/361.74
  6. Step 6: Final answer
    x = 453.59

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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.