Home / 219,746.52-329,082.18-198,447.33

Finding the Fourth Proportional to 219,746.52, 329,082.18 and 198,447.33

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Solution

The fourth proportional to 219,746.52, 329,082.18 and 198,447.33 is: 297,185.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,746.52 : 329,082.18 = 198,447.33 : x
  2. Step 2: Convert to fraction form
    219,746.52/329,082.18 = 198,447.33/x
  3. Step 3: Cross multiply
    219,746.52x = 329,082.18 × 198,447.33
  4. Step 4: Simplify right side
    219,746.52x = 65,305,479,971.58
  5. Step 5: Solve for x
    x = 65,305,479,971.58/219,746.52
  6. Step 6: Final answer
    x = 297,185.50

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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.