Home / 951,236.10-1,427,067.99-320,131.62

Finding the Fourth Proportional to 951,236.10, 1,427,067.99 and 320,131.62

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Solution

The fourth proportional to 951,236.10, 1,427,067.99 and 320,131.62 is: 480,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,236.10 : 1,427,067.99 = 320,131.62 : x
  2. Step 2: Convert to fraction form
    951,236.10/1,427,067.99 = 320,131.62/x
  3. Step 3: Cross multiply
    951,236.10x = 1,427,067.99 × 320,131.62
  4. Step 4: Simplify right side
    951,236.10x = 456,849,587,488.84
  5. Step 5: Solve for x
    x = 456,849,587,488.84/951,236.10
  6. Step 6: Final answer
    x = 480,269.40

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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.