Home / 375,965.83-518,835.41-206,201.17

Finding the Fourth Proportional to 375,965.83, 518,835.41 and 206,201.17

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Solution

The fourth proportional to 375,965.83, 518,835.41 and 206,201.17 is: 284,559.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,965.83 : 518,835.41 = 206,201.17 : x
  2. Step 2: Convert to fraction form
    375,965.83/518,835.41 = 206,201.17/x
  3. Step 3: Cross multiply
    375,965.83x = 518,835.41 × 206,201.17
  4. Step 4: Simplify right side
    375,965.83x = 106,984,468,579.43
  5. Step 5: Solve for x
    x = 106,984,468,579.43/375,965.83
  6. Step 6: Final answer
    x = 284,559.02

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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.