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Finding the Fourth Proportional to 301.83, 452.97 and 199.08

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Solution

The fourth proportional to 301.83, 452.97 and 199.08 is: 298.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.83 : 452.97 = 199.08 : x
  2. Step 2: Convert to fraction form
    301.83/452.97 = 199.08/x
  3. Step 3: Cross multiply
    301.83x = 452.97 × 199.08
  4. Step 4: Simplify right side
    301.83x = 90,177.27
  5. Step 5: Solve for x
    x = 90,177.27/301.83
  6. Step 6: Final answer
    x = 298.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.