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Finding the Fourth Proportional to 799.03, 1,103.03 and 533.91

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Solution

The fourth proportional to 799.03, 1,103.03 and 533.91 is: 737.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    799.03 : 1,103.03 = 533.91 : x
  2. Step 2: Convert to fraction form
    799.03/1,103.03 = 533.91/x
  3. Step 3: Cross multiply
    799.03x = 1,103.03 × 533.91
  4. Step 4: Simplify right side
    799.03x = 588,918.75
  5. Step 5: Solve for x
    x = 588,918.75/799.03
  6. Step 6: Final answer
    x = 737.04

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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.