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Finding the Fourth Proportional to 441.37, 608.97 and 266.59

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Solution

The fourth proportional to 441.37, 608.97 and 266.59 is: 367.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.37 : 608.97 = 266.59 : x
  2. Step 2: Convert to fraction form
    441.37/608.97 = 266.59/x
  3. Step 3: Cross multiply
    441.37x = 608.97 × 266.59
  4. Step 4: Simplify right side
    441.37x = 162,345.31
  5. Step 5: Solve for x
    x = 162,345.31/441.37
  6. Step 6: Final answer
    x = 367.82

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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.