Home / 397,645.44-596,227.32-178,515.06

Finding the Fourth Proportional to 397,645.44, 596,227.32 and 178,515.06

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Solution

The fourth proportional to 397,645.44, 596,227.32 and 178,515.06 is: 267,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,645.44 : 596,227.32 = 178,515.06 : x
  2. Step 2: Convert to fraction form
    397,645.44/596,227.32 = 178,515.06/x
  3. Step 3: Cross multiply
    397,645.44x = 596,227.32 × 178,515.06
  4. Step 4: Simplify right side
    397,645.44x = 106,435,555,803.44
  5. Step 5: Solve for x
    x = 106,435,555,803.44/397,645.44
  6. Step 6: Final answer
    x = 267,664.47

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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.