Home / 794,214.45-1,191,912.30-320,903.91

Finding the Fourth Proportional to 794,214.45, 1,191,912.30 and 320,903.91

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Solution

The fourth proportional to 794,214.45, 1,191,912.30 and 320,903.91 is: 481,594.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,214.45 : 1,191,912.30 = 320,903.91 : x
  2. Step 2: Convert to fraction form
    794,214.45/1,191,912.30 = 320,903.91/x
  3. Step 3: Cross multiply
    794,214.45x = 1,191,912.30 × 320,903.91
  4. Step 4: Simplify right side
    794,214.45x = 382,489,317,447.09
  5. Step 5: Solve for x
    x = 382,489,317,447.09/794,214.45
  6. Step 6: Final answer
    x = 481,594.51

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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.