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Finding the Fourth Proportional to 451.22, 675.55 and 337.30

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Solution

The fourth proportional to 451.22, 675.55 and 337.30 is: 504.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    451.22 : 675.55 = 337.30 : x
  2. Step 2: Convert to fraction form
    451.22/675.55 = 337.30/x
  3. Step 3: Cross multiply
    451.22x = 675.55 × 337.30
  4. Step 4: Simplify right side
    451.22x = 227,863.02
  5. Step 5: Solve for x
    x = 227,863.02/451.22
  6. Step 6: Final answer
    x = 504.99

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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.