Home / 694,451.43-1,041,776.94-214,716.65

Finding the Fourth Proportional to 694,451.43, 1,041,776.94 and 214,716.65

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Solution

The fourth proportional to 694,451.43, 1,041,776.94 and 214,716.65 is: 322,105.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,451.43 : 1,041,776.94 = 214,716.65 : x
  2. Step 2: Convert to fraction form
    694,451.43/1,041,776.94 = 214,716.65/x
  3. Step 3: Cross multiply
    694,451.43x = 1,041,776.94 × 214,716.65
  4. Step 4: Simplify right side
    694,451.43x = 223,686,857,208.49
  5. Step 5: Solve for x
    x = 223,686,857,208.49/694,451.43
  6. Step 6: Final answer
    x = 322,105.83

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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.