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Finding the Fourth Proportional to 297.02, 445.02 and 166.94

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Solution

The fourth proportional to 297.02, 445.02 and 166.94 is: 250.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.02 : 445.02 = 166.94 : x
  2. Step 2: Convert to fraction form
    297.02/445.02 = 166.94/x
  3. Step 3: Cross multiply
    297.02x = 445.02 × 166.94
  4. Step 4: Simplify right side
    297.02x = 74,291.64
  5. Step 5: Solve for x
    x = 74,291.64/297.02
  6. Step 6: Final answer
    x = 250.12

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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.