Home / 799,277.11-1,199,015.43-312,896.43

Finding the Fourth Proportional to 799,277.11, 1,199,015.43 and 312,896.43

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Solution

The fourth proportional to 799,277.11, 1,199,015.43 and 312,896.43 is: 469,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,277.11 : 1,199,015.43 = 312,896.43 : x
  2. Step 2: Convert to fraction form
    799,277.11/1,199,015.43 = 312,896.43/x
  3. Step 3: Cross multiply
    799,277.11x = 1,199,015.43 × 312,896.43
  4. Step 4: Simplify right side
    799,277.11x = 375,167,647,561.92
  5. Step 5: Solve for x
    x = 375,167,647,561.92/799,277.11
  6. Step 6: Final answer
    x = 469,383.70

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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.