Home / 1,196.76-1,795.12-331.06

Finding the Fourth Proportional to 1,196.76, 1,795.12 and 331.06

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Solution

The fourth proportional to 1,196.76, 1,795.12 and 331.06 is: 496.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196.76 : 1,795.12 = 331.06 : x
  2. Step 2: Convert to fraction form
    1,196.76/1,795.12 = 331.06/x
  3. Step 3: Cross multiply
    1,196.76x = 1,795.12 × 331.06
  4. Step 4: Simplify right side
    1,196.76x = 594,292.43
  5. Step 5: Solve for x
    x = 594,292.43/1,196.76
  6. Step 6: Final answer
    x = 496.58

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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.