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Finding the Fourth Proportional to 234,880.56, 352,976.94 and 219,757.46

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Solution

The fourth proportional to 234,880.56, 352,976.94 and 219,757.46 is: 330,250.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,880.56 : 352,976.94 = 219,757.46 : x
  2. Step 2: Convert to fraction form
    234,880.56/352,976.94 = 219,757.46/x
  3. Step 3: Cross multiply
    234,880.56x = 352,976.94 × 219,757.46
  4. Step 4: Simplify right side
    234,880.56x = 77,569,314,832.18
  5. Step 5: Solve for x
    x = 77,569,314,832.18/234,880.56
  6. Step 6: Final answer
    x = 330,250.04

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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.