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Finding the Fourth Proportional to 492,059.87, 738,314.70 and 222,260.14

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Solution

The fourth proportional to 492,059.87, 738,314.70 and 222,260.14 is: 333,491.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,059.87 : 738,314.70 = 222,260.14 : x
  2. Step 2: Convert to fraction form
    492,059.87/738,314.70 = 222,260.14/x
  3. Step 3: Cross multiply
    492,059.87x = 738,314.70 × 222,260.14
  4. Step 4: Simplify right side
    492,059.87x = 164,097,928,675.48
  5. Step 5: Solve for x
    x = 164,097,928,675.48/492,059.87
  6. Step 6: Final answer
    x = 333,491.79

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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.