Home / 681,912.36-1,023,057.54-297,694.20

Finding the Fourth Proportional to 681,912.36, 1,023,057.54 and 297,694.20

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Solution

The fourth proportional to 681,912.36, 1,023,057.54 and 297,694.20 is: 446,623.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,912.36 : 1,023,057.54 = 297,694.20 : x
  2. Step 2: Convert to fraction form
    681,912.36/1,023,057.54 = 297,694.20/x
  3. Step 3: Cross multiply
    681,912.36x = 1,023,057.54 × 297,694.20
  4. Step 4: Simplify right side
    681,912.36x = 304,558,295,924.27
  5. Step 5: Solve for x
    x = 304,558,295,924.27/681,912.36
  6. Step 6: Final answer
    x = 446,623.81

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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.