Home / 701,739.66-1,051,737.42-322,257.80

Finding the Fourth Proportional to 701,739.66, 1,051,737.42 and 322,257.80

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Solution

The fourth proportional to 701,739.66, 1,051,737.42 and 322,257.80 is: 482,986.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,739.66 : 1,051,737.42 = 322,257.80 : x
  2. Step 2: Convert to fraction form
    701,739.66/1,051,737.42 = 322,257.80/x
  3. Step 3: Cross multiply
    701,739.66x = 1,051,737.42 × 322,257.80
  4. Step 4: Simplify right side
    701,739.66x = 338,930,587,146.88
  5. Step 5: Solve for x
    x = 338,930,587,146.88/701,739.66
  6. Step 6: Final answer
    x = 482,986.22

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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.