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Finding the Fourth Proportional to 297.01, 445.24 and 104.50

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Solution

The fourth proportional to 297.01, 445.24 and 104.50 is: 156.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.01 : 445.24 = 104.50 : x
  2. Step 2: Convert to fraction form
    297.01/445.24 = 104.50/x
  3. Step 3: Cross multiply
    297.01x = 445.24 × 104.50
  4. Step 4: Simplify right side
    297.01x = 46,527.58
  5. Step 5: Solve for x
    x = 46,527.58/297.01
  6. Step 6: Final answer
    x = 156.65

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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.