Home / 376,669.75-519,808.08-204,589.38

Finding the Fourth Proportional to 376,669.75, 519,808.08 and 204,589.38

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Solution

The fourth proportional to 376,669.75, 519,808.08 and 204,589.38 is: 282,335.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,669.75 : 519,808.08 = 204,589.38 : x
  2. Step 2: Convert to fraction form
    376,669.75/519,808.08 = 204,589.38/x
  3. Step 3: Cross multiply
    376,669.75x = 519,808.08 × 204,589.38
  4. Step 4: Simplify right side
    376,669.75x = 106,347,214,755.47
  5. Step 5: Solve for x
    x = 106,347,214,755.47/376,669.75
  6. Step 6: Final answer
    x = 282,335.43

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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.