Home / 371,982.36-558,131.51-203,305.62

Finding the Fourth Proportional to 371,982.36, 558,131.51 and 203,305.62

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Solution

The fourth proportional to 371,982.36, 558,131.51 and 203,305.62 is: 305,044.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,982.36 : 558,131.51 = 203,305.62 : x
  2. Step 2: Convert to fraction form
    371,982.36/558,131.51 = 203,305.62/x
  3. Step 3: Cross multiply
    371,982.36x = 558,131.51 × 203,305.62
  4. Step 4: Simplify right side
    371,982.36x = 113,471,268,874.90
  5. Step 5: Solve for x
    x = 113,471,268,874.90/371,982.36
  6. Step 6: Final answer
    x = 305,044.76

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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.