Home / 307,565.14-424,614.27-200,081.38

Finding the Fourth Proportional to 307,565.14, 424,614.27 and 200,081.38

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Solution

The fourth proportional to 307,565.14, 424,614.27 and 200,081.38 is: 276,225.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,565.14 : 424,614.27 = 200,081.38 : x
  2. Step 2: Convert to fraction form
    307,565.14/424,614.27 = 200,081.38/x
  3. Step 3: Cross multiply
    307,565.14x = 424,614.27 × 200,081.38
  4. Step 4: Simplify right side
    307,565.14x = 84,957,409,109.29
  5. Step 5: Solve for x
    x = 84,957,409,109.29/307,565.14
  6. Step 6: Final answer
    x = 276,225.74

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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.