Home / 883,924.43-1,219,815.92-481,516.43

Finding the Fourth Proportional to 883,924.43, 1,219,815.92 and 481,516.43

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Solution

The fourth proportional to 883,924.43, 1,219,815.92 and 481,516.43 is: 664,492.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,924.43 : 1,219,815.92 = 481,516.43 : x
  2. Step 2: Convert to fraction form
    883,924.43/1,219,815.92 = 481,516.43/x
  3. Step 3: Cross multiply
    883,924.43x = 1,219,815.92 × 481,516.43
  4. Step 4: Simplify right side
    883,924.43x = 587,361,404,647.98
  5. Step 5: Solve for x
    x = 587,361,404,647.98/883,924.43
  6. Step 6: Final answer
    x = 664,492.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.