Home / 220,558.20-330,839.28-62,786.58

Finding the Fourth Proportional to 220,558.20, 330,839.28 and 62,786.58

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Solution

The fourth proportional to 220,558.20, 330,839.28 and 62,786.58 is: 94,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,558.20 : 330,839.28 = 62,786.58 : x
  2. Step 2: Convert to fraction form
    220,558.20/330,839.28 = 62,786.58/x
  3. Step 3: Cross multiply
    220,558.20x = 330,839.28 × 62,786.58
  4. Step 4: Simplify right side
    220,558.20x = 20,772,266,920.86
  5. Step 5: Solve for x
    x = 20,772,266,920.86/220,558.20
  6. Step 6: Final answer
    x = 94,180.43

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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.