Home / 1,197.25-1,795.88-331.57

Finding the Fourth Proportional to 1,197.25, 1,795.88 and 331.57

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Solution

The fourth proportional to 1,197.25, 1,795.88 and 331.57 is: 497.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197.25 : 1,795.88 = 331.57 : x
  2. Step 2: Convert to fraction form
    1,197.25/1,795.88 = 331.57/x
  3. Step 3: Cross multiply
    1,197.25x = 1,795.88 × 331.57
  4. Step 4: Simplify right side
    1,197.25x = 595,459.93
  5. Step 5: Solve for x
    x = 595,459.93/1,197.25
  6. Step 6: Final answer
    x = 497.36

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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.