Home / 367,916.32-507,722.38-206,769.97

Finding the Fourth Proportional to 367,916.32, 507,722.38 and 206,769.97

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Solution

The fourth proportional to 367,916.32, 507,722.38 and 206,769.97 is: 285,341.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,916.32 : 507,722.38 = 206,769.97 : x
  2. Step 2: Convert to fraction form
    367,916.32/507,722.38 = 206,769.97/x
  3. Step 3: Cross multiply
    367,916.32x = 507,722.38 × 206,769.97
  4. Step 4: Simplify right side
    367,916.32x = 104,981,741,280.93
  5. Step 5: Solve for x
    x = 104,981,741,280.93/367,916.32
  6. Step 6: Final answer
    x = 285,341.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.