Home / 681,846.90-1,022,606.33-208,536.36

Finding the Fourth Proportional to 681,846.90, 1,022,606.33 and 208,536.36

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Solution

The fourth proportional to 681,846.90, 1,022,606.33 and 208,536.36 is: 312,754.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,846.90 : 1,022,606.33 = 208,536.36 : x
  2. Step 2: Convert to fraction form
    681,846.90/1,022,606.33 = 208,536.36/x
  3. Step 3: Cross multiply
    681,846.90x = 1,022,606.33 × 208,536.36
  4. Step 4: Simplify right side
    681,846.90x = 213,250,600,728.48
  5. Step 5: Solve for x
    x = 213,250,600,728.48/681,846.90
  6. Step 6: Final answer
    x = 312,754.37

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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.