Home / 888,218.88-1,332,315.96-214,294.56

Finding the Fourth Proportional to 888,218.88, 1,332,315.96 and 214,294.56

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Solution

The fourth proportional to 888,218.88, 1,332,315.96 and 214,294.56 is: 321,438.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,218.88 : 1,332,315.96 = 214,294.56 : x
  2. Step 2: Convert to fraction form
    888,218.88/1,332,315.96 = 214,294.56/x
  3. Step 3: Cross multiply
    888,218.88x = 1,332,315.96 × 214,294.56
  4. Step 4: Simplify right side
    888,218.88x = 285,508,062,429.18
  5. Step 5: Solve for x
    x = 285,508,062,429.18/888,218.88
  6. Step 6: Final answer
    x = 321,438.86

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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.