Home / 967,986.35-1,335,766.22-538,257.23

Finding the Fourth Proportional to 967,986.35, 1,335,766.22 and 538,257.23

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Solution

The fourth proportional to 967,986.35, 1,335,766.22 and 538,257.23 is: 742,764.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,986.35 : 1,335,766.22 = 538,257.23 : x
  2. Step 2: Convert to fraction form
    967,986.35/1,335,766.22 = 538,257.23/x
  3. Step 3: Cross multiply
    967,986.35x = 1,335,766.22 × 538,257.23
  4. Step 4: Simplify right side
    967,986.35x = 718,985,826,850.41
  5. Step 5: Solve for x
    x = 718,985,826,850.41/967,986.35
  6. Step 6: Final answer
    x = 742,764.43

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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.