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Finding the Fourth Proportional to 441.99, 609.92 and 267.27

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Solution

The fourth proportional to 441.99, 609.92 and 267.27 is: 368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.99 : 609.92 = 267.27 : x
  2. Step 2: Convert to fraction form
    441.99/609.92 = 267.27/x
  3. Step 3: Cross multiply
    441.99x = 609.92 × 267.27
  4. Step 4: Simplify right side
    441.99x = 163,011.98
  5. Step 5: Solve for x
    x = 163,011.98/441.99
  6. Step 6: Final answer
    x = 368.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.