Home / 220,229.88-330,344.82-62,438.64

Finding the Fourth Proportional to 220,229.88, 330,344.82 and 62,438.64

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Solution

The fourth proportional to 220,229.88, 330,344.82 and 62,438.64 is: 93,657.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,229.88 : 330,344.82 = 62,438.64 : x
  2. Step 2: Convert to fraction form
    220,229.88/330,344.82 = 62,438.64/x
  3. Step 3: Cross multiply
    220,229.88x = 330,344.82 × 62,438.64
  4. Step 4: Simplify right side
    220,229.88x = 20,626,281,291.84
  5. Step 5: Solve for x
    x = 20,626,281,291.84/220,229.88
  6. Step 6: Final answer
    x = 93,657.96

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1.5x scale

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.