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Finding the Fourth Proportional to 444.52, 665.79 and 367.30

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Solution

The fourth proportional to 444.52, 665.79 and 367.30 is: 550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.52 : 665.79 = 367.30 : x
  2. Step 2: Convert to fraction form
    444.52/665.79 = 367.30/x
  3. Step 3: Cross multiply
    444.52x = 665.79 × 367.30
  4. Step 4: Simplify right side
    444.52x = 244,544.67
  5. Step 5: Solve for x
    x = 244,544.67/444.52
  6. Step 6: Final answer
    x = 550.13

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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.