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Finding the Fourth Proportional to 297.09, 444.83 and 175.28

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Solution

The fourth proportional to 297.09, 444.83 and 175.28 is: 262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.09 : 444.83 = 175.28 : x
  2. Step 2: Convert to fraction form
    297.09/444.83 = 175.28/x
  3. Step 3: Cross multiply
    297.09x = 444.83 × 175.28
  4. Step 4: Simplify right side
    297.09x = 77,966.70
  5. Step 5: Solve for x
    x = 77,966.70/297.09
  6. Step 6: Final answer
    x = 262.43

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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.