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Finding the Fourth Proportional to 800.35, 1,104.62 and 599.47

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Solution

The fourth proportional to 800.35, 1,104.62 and 599.47 is: 827.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    800.35 : 1,104.62 = 599.47 : x
  2. Step 2: Convert to fraction form
    800.35/1,104.62 = 599.47/x
  3. Step 3: Cross multiply
    800.35x = 1,104.62 × 599.47
  4. Step 4: Simplify right side
    800.35x = 662,186.55
  5. Step 5: Solve for x
    x = 662,186.55/800.35
  6. Step 6: Final answer
    x = 827.37

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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.