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Finding the Fourth Proportional to 444.99, 666.87 and 249.96

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Solution

The fourth proportional to 444.99, 666.87 and 249.96 is: 374.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.99 : 666.87 = 249.96 : x
  2. Step 2: Convert to fraction form
    444.99/666.87 = 249.96/x
  3. Step 3: Cross multiply
    444.99x = 666.87 × 249.96
  4. Step 4: Simplify right side
    444.99x = 166,690.83
  5. Step 5: Solve for x
    x = 166,690.83/444.99
  6. Step 6: Final answer
    x = 374.59

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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.