Home / 794,182.20-1,191,863.79-320,871.66

Finding the Fourth Proportional to 794,182.20, 1,191,863.79 and 320,871.66

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Solution

The fourth proportional to 794,182.20, 1,191,863.79 and 320,871.66 is: 481,546.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,182.20 : 1,191,863.79 = 320,871.66 : x
  2. Step 2: Convert to fraction form
    794,182.20/1,191,863.79 = 320,871.66/x
  3. Step 3: Cross multiply
    794,182.20x = 1,191,863.79 × 320,871.66
  4. Step 4: Simplify right side
    794,182.20x = 382,435,312,791.19
  5. Step 5: Solve for x
    x = 382,435,312,791.19/794,182.20
  6. Step 6: Final answer
    x = 481,546.06

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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.