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Finding the Fourth Proportional to 450.11, 617.11 and 441.89

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Solution

The fourth proportional to 450.11, 617.11 and 441.89 is: 605.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.11 : 617.11 = 441.89 : x
  2. Step 2: Convert to fraction form
    450.11/617.11 = 441.89/x
  3. Step 3: Cross multiply
    450.11x = 617.11 × 441.89
  4. Step 4: Simplify right side
    450.11x = 272,692.53
  5. Step 5: Solve for x
    x = 272,692.53/450.11
  6. Step 6: Final answer
    x = 605.84

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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.