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Finding the Fourth Proportional to 444.84, 667.48 and 300.25

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Solution

The fourth proportional to 444.84, 667.48 and 300.25 is: 450.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.84 : 667.48 = 300.25 : x
  2. Step 2: Convert to fraction form
    444.84/667.48 = 300.25/x
  3. Step 3: Cross multiply
    444.84x = 667.48 × 300.25
  4. Step 4: Simplify right side
    444.84x = 200,410.87
  5. Step 5: Solve for x
    x = 200,410.87/444.84
  6. Step 6: Final answer
    x = 450.52

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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.