Home / 711,883.13-1,067,604.66-206,481.33

Finding the Fourth Proportional to 711,883.13, 1,067,604.66 and 206,481.33

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Solution

The fourth proportional to 711,883.13, 1,067,604.66 and 206,481.33 is: 309,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,883.13 : 1,067,604.66 = 206,481.33 : x
  2. Step 2: Convert to fraction form
    711,883.13/1,067,604.66 = 206,481.33/x
  3. Step 3: Cross multiply
    711,883.13x = 1,067,604.66 × 206,481.33
  4. Step 4: Simplify right side
    711,883.13x = 220,440,430,111.00
  5. Step 5: Solve for x
    x = 220,440,430,111.00/711,883.13
  6. Step 6: Final answer
    x = 309,658.18

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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.