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Finding the Fourth Proportional to 2,249.94, 3,374.90 and 606.65

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Solution

The fourth proportional to 2,249.94, 3,374.90 and 606.65 is: 909.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.94 : 3,374.90 = 606.65 : x
  2. Step 2: Convert to fraction form
    2,249.94/3,374.90 = 606.65/x
  3. Step 3: Cross multiply
    2,249.94x = 3,374.90 × 606.65
  4. Step 4: Simplify right side
    2,249.94x = 2,047,375.83
  5. Step 5: Solve for x
    x = 2,047,375.83/2,249.94
  6. Step 6: Final answer
    x = 909.97

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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.