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Finding the Fourth Proportional to 799, 1,102.54 and 444.94

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Solution

The fourth proportional to 799, 1,102.54 and 444.94 is: 613.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    799 : 1,102.54 = 444.94 : x
  2. Step 2: Convert to fraction form
    799/1,102.54 = 444.94/x
  3. Step 3: Cross multiply
    799x = 1,102.54 × 444.94
  4. Step 4: Simplify right side
    799x = 490,564.15
  5. Step 5: Solve for x
    x = 490,564.15/799
  6. Step 6: Final answer
    x = 613.97

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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.