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Finding the Fourth Proportional to 263.04, 361.49 and 251.01

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Solution

The fourth proportional to 263.04, 361.49 and 251.01 is: 344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.04 : 361.49 = 251.01 : x
  2. Step 2: Convert to fraction form
    263.04/361.49 = 251.01/x
  3. Step 3: Cross multiply
    263.04x = 361.49 × 251.01
  4. Step 4: Simplify right side
    263.04x = 90,737.60
  5. Step 5: Solve for x
    x = 90,737.60/263.04
  6. Step 6: Final answer
    x = 344.96

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.