Home / 741,634.31-1,111,791.72-268,214.42

Finding the Fourth Proportional to 741,634.31, 1,111,791.72 and 268,214.42

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Solution

The fourth proportional to 741,634.31, 1,111,791.72 and 268,214.42 is: 402,083.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,634.31 : 1,111,791.72 = 268,214.42 : x
  2. Step 2: Convert to fraction form
    741,634.31/1,111,791.72 = 268,214.42/x
  3. Step 3: Cross multiply
    741,634.31x = 1,111,791.72 × 268,214.42
  4. Step 4: Simplify right side
    741,634.31x = 298,198,575,125.89
  5. Step 5: Solve for x
    x = 298,198,575,125.89/741,634.31
  6. Step 6: Final answer
    x = 402,083.03

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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.