Home / 262,183.94-392,917.09-198,089.38

Finding the Fourth Proportional to 262,183.94, 392,917.09 and 198,089.38

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Solution

The fourth proportional to 262,183.94, 392,917.09 and 198,089.38 is: 296,862.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,183.94 : 392,917.09 = 198,089.38 : x
  2. Step 2: Convert to fraction form
    262,183.94/392,917.09 = 198,089.38/x
  3. Step 3: Cross multiply
    262,183.94x = 392,917.09 × 198,089.38
  4. Step 4: Simplify right side
    262,183.94x = 77,832,702,749.50
  5. Step 5: Solve for x
    x = 77,832,702,749.50/262,183.94
  6. Step 6: Final answer
    x = 296,862.97

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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.