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Finding the Fourth Proportional to 299.36, 447.99 and 183.77

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Solution

The fourth proportional to 299.36, 447.99 and 183.77 is: 275.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.36 : 447.99 = 183.77 : x
  2. Step 2: Convert to fraction form
    299.36/447.99 = 183.77/x
  3. Step 3: Cross multiply
    299.36x = 447.99 × 183.77
  4. Step 4: Simplify right side
    299.36x = 82,327.12
  5. Step 5: Solve for x
    x = 82,327.12/299.36
  6. Step 6: Final answer
    x = 275.01

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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.