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Finding the Fourth Proportional to 444.93, 667.62 and 298.32

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Solution

The fourth proportional to 444.93, 667.62 and 298.32 is: 447.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.93 : 667.62 = 298.32 : x
  2. Step 2: Convert to fraction form
    444.93/667.62 = 298.32/x
  3. Step 3: Cross multiply
    444.93x = 667.62 × 298.32
  4. Step 4: Simplify right side
    444.93x = 199,164.40
  5. Step 5: Solve for x
    x = 199,164.40/444.93
  6. Step 6: Final answer
    x = 447.63

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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.