Home / 649,716.56-973,920.38-270,846.89

Finding the Fourth Proportional to 649,716.56, 973,920.38 and 270,846.89

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Solution

The fourth proportional to 649,716.56, 973,920.38 and 270,846.89 is: 405,997.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,716.56 : 973,920.38 = 270,846.89 : x
  2. Step 2: Convert to fraction form
    649,716.56/973,920.38 = 270,846.89/x
  3. Step 3: Cross multiply
    649,716.56x = 973,920.38 × 270,846.89
  4. Step 4: Simplify right side
    649,716.56x = 263,783,304,676.38
  5. Step 5: Solve for x
    x = 263,783,304,676.38/649,716.56
  6. Step 6: Final answer
    x = 405,997.51

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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.