Home / 681,579.41-1,022,558.78-297,361.88

Finding the Fourth Proportional to 681,579.41, 1,022,558.78 and 297,361.88

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Solution

The fourth proportional to 681,579.41, 1,022,558.78 and 297,361.88 is: 446,125.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,579.41 : 1,022,558.78 = 297,361.88 : x
  2. Step 2: Convert to fraction form
    681,579.41/1,022,558.78 = 297,361.88/x
  3. Step 3: Cross multiply
    681,579.41x = 1,022,558.78 × 297,361.88
  4. Step 4: Simplify right side
    681,579.41x = 304,070,006,448.41
  5. Step 5: Solve for x
    x = 304,070,006,448.41/681,579.41
  6. Step 6: Final answer
    x = 446,125.57

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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.