Home / 888,664.96-1,332,406.14-489,493.72

Finding the Fourth Proportional to 888,664.96, 1,332,406.14 and 489,493.72

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Solution

The fourth proportional to 888,664.96, 1,332,406.14 and 489,493.72 is: 733,914.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,664.96 : 1,332,406.14 = 489,493.72 : x
  2. Step 2: Convert to fraction form
    888,664.96/1,332,406.14 = 489,493.72/x
  3. Step 3: Cross multiply
    888,664.96x = 1,332,406.14 × 489,493.72
  4. Step 4: Simplify right side
    888,664.96x = 652,204,438,019.44
  5. Step 5: Solve for x
    x = 652,204,438,019.44/888,664.96
  6. Step 6: Final answer
    x = 733,914.88

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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.