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Finding the Fourth Proportional to 375,797.96, 518,601.06 and 206,028.52

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Solution

The fourth proportional to 375,797.96, 518,601.06 and 206,028.52 is: 284,319.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,797.96 : 518,601.06 = 206,028.52 : x
  2. Step 2: Convert to fraction form
    375,797.96/518,601.06 = 206,028.52/x
  3. Step 3: Cross multiply
    375,797.96x = 518,601.06 × 206,028.52
  4. Step 4: Simplify right side
    375,797.96x = 106,846,608,862.23
  5. Step 5: Solve for x
    x = 106,846,608,862.23/375,797.96
  6. Step 6: Final answer
    x = 284,319.29

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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.