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Finding the Fourth Proportional to 375,952.58, 518,847.36 and 206,219.51

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Solution

The fourth proportional to 375,952.58, 518,847.36 and 206,219.51 is: 284,600.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,952.58 : 518,847.36 = 206,219.51 : x
  2. Step 2: Convert to fraction form
    375,952.58/518,847.36 = 206,219.51/x
  3. Step 3: Cross multiply
    375,952.58x = 518,847.36 × 206,219.51
  4. Step 4: Simplify right side
    375,952.58x = 106,996,446,523.08
  5. Step 5: Solve for x
    x = 106,996,446,523.08/375,952.58
  6. Step 6: Final answer
    x = 284,600.91

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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.