Home / 322,330.16-444,818.26-201,541.47

Finding the Fourth Proportional to 322,330.16, 444,818.26 and 201,541.47

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Solution

The fourth proportional to 322,330.16, 444,818.26 and 201,541.47 is: 278,128.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,330.16 : 444,818.26 = 201,541.47 : x
  2. Step 2: Convert to fraction form
    322,330.16/444,818.26 = 201,541.47/x
  3. Step 3: Cross multiply
    322,330.16x = 444,818.26 × 201,541.47
  4. Step 4: Simplify right side
    322,330.16x = 89,649,324,020.27
  5. Step 5: Solve for x
    x = 89,649,324,020.27/322,330.16
  6. Step 6: Final answer
    x = 278,128.87

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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.