Home / 683,560.27-1,025,356.83-210,249.73

Finding the Fourth Proportional to 683,560.27, 1,025,356.83 and 210,249.73

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Solution

The fourth proportional to 683,560.27, 1,025,356.83 and 210,249.73 is: 315,379.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,560.27 : 1,025,356.83 = 210,249.73 : x
  2. Step 2: Convert to fraction form
    683,560.27/1,025,356.83 = 210,249.73/x
  3. Step 3: Cross multiply
    683,560.27x = 1,025,356.83 × 210,249.73
  4. Step 4: Simplify right side
    683,560.27x = 215,580,996,661.16
  5. Step 5: Solve for x
    x = 215,580,996,661.16/683,560.27
  6. Step 6: Final answer
    x = 315,379.65

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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.