Home / 681,159.16-1,021,383.96-254,344.04

Finding the Fourth Proportional to 681,159.16, 1,021,383.96 and 254,344.04

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Solution

The fourth proportional to 681,159.16, 1,021,383.96 and 254,344.04 is: 381,383.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,159.16 : 1,021,383.96 = 254,344.04 : x
  2. Step 2: Convert to fraction form
    681,159.16/1,021,383.96 = 254,344.04/x
  3. Step 3: Cross multiply
    681,159.16x = 1,021,383.96 × 254,344.04
  4. Step 4: Simplify right side
    681,159.16x = 259,782,922,777.60
  5. Step 5: Solve for x
    x = 259,782,922,777.60/681,159.16
  6. Step 6: Final answer
    x = 381,383.59

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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.