Home / 219,749.52-329,086.68-198,450.33

Finding the Fourth Proportional to 219,749.52, 329,086.68 and 198,450.33

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Solution

The fourth proportional to 219,749.52, 329,086.68 and 198,450.33 is: 297,190.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,749.52 : 329,086.68 = 198,450.33 : x
  2. Step 2: Convert to fraction form
    219,749.52/329,086.68 = 198,450.33/x
  3. Step 3: Cross multiply
    219,749.52x = 329,086.68 × 198,450.33
  4. Step 4: Simplify right side
    219,749.52x = 65,307,360,244.60
  5. Step 5: Solve for x
    x = 65,307,360,244.60/219,749.52
  6. Step 6: Final answer
    x = 297,190.00

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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.