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Finding the Fourth Proportional to 267,578.73, 401,435.03 and 188,846.73

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Solution

The fourth proportional to 267,578.73, 401,435.03 and 188,846.73 is: 283,317.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,578.73 : 401,435.03 = 188,846.73 : x
  2. Step 2: Convert to fraction form
    267,578.73/401,435.03 = 188,846.73/x
  3. Step 3: Cross multiply
    267,578.73x = 401,435.03 × 188,846.73
  4. Step 4: Simplify right side
    267,578.73x = 75,809,693,195.07
  5. Step 5: Solve for x
    x = 75,809,693,195.07/267,578.73
  6. Step 6: Final answer
    x = 283,317.34

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1.5x scale

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.