Home / 538,180.29-806,990.16-200,943.61

Finding the Fourth Proportional to 538,180.29, 806,990.16 and 200,943.61

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Solution

The fourth proportional to 538,180.29, 806,990.16 and 200,943.61 is: 301,310.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,180.29 : 806,990.16 = 200,943.61 : x
  2. Step 2: Convert to fraction form
    538,180.29/806,990.16 = 200,943.61/x
  3. Step 3: Cross multiply
    538,180.29x = 806,990.16 × 200,943.61
  4. Step 4: Simplify right side
    538,180.29x = 162,159,510,945.21
  5. Step 5: Solve for x
    x = 162,159,510,945.21/538,180.29
  6. Step 6: Final answer
    x = 301,310.76

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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.