Home / 919,942.43-1,379,816.52-246,091.73

Finding the Fourth Proportional to 919,942.43, 1,379,816.52 and 246,091.73

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Solution

The fourth proportional to 919,942.43, 1,379,816.52 and 246,091.73 is: 369,111.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,942.43 : 1,379,816.52 = 246,091.73 : x
  2. Step 2: Convert to fraction form
    919,942.43/1,379,816.52 = 246,091.73/x
  3. Step 3: Cross multiply
    919,942.43x = 1,379,816.52 × 246,091.73
  4. Step 4: Simplify right side
    919,942.43x = 339,561,434,489.38
  5. Step 5: Solve for x
    x = 339,561,434,489.38/919,942.43
  6. Step 6: Final answer
    x = 369,111.61

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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.