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Finding the Fourth Proportional to 801.04, 1,200.50 and 367.24

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Solution

The fourth proportional to 801.04, 1,200.50 and 367.24 is: 550.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    801.04 : 1,200.50 = 367.24 : x
  2. Step 2: Convert to fraction form
    801.04/1,200.50 = 367.24/x
  3. Step 3: Cross multiply
    801.04x = 1,200.50 × 367.24
  4. Step 4: Simplify right side
    801.04x = 440,871.62
  5. Step 5: Solve for x
    x = 440,871.62/801.04
  6. Step 6: Final answer
    x = 550.37

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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.