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Finding the Fourth Proportional to 222,384.28, 333,629.56 and 72,624.88

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Solution

The fourth proportional to 222,384.28, 333,629.56 and 72,624.88 is: 108,954.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,384.28 : 333,629.56 = 72,624.88 : x
  2. Step 2: Convert to fraction form
    222,384.28/333,629.56 = 72,624.88/x
  3. Step 3: Cross multiply
    222,384.28x = 333,629.56 × 72,624.88
  4. Step 4: Simplify right side
    222,384.28x = 24,229,806,759.45
  5. Step 5: Solve for x
    x = 24,229,806,759.45/222,384.28
  6. Step 6: Final answer
    x = 108,954.67

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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.