Home / 1,197.32-1,795.96-331.62

Finding the Fourth Proportional to 1,197.32, 1,795.96 and 331.62

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Solution

The fourth proportional to 1,197.32, 1,795.96 and 331.62 is: 497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197.32 : 1,795.96 = 331.62 : x
  2. Step 2: Convert to fraction form
    1,197.32/1,795.96 = 331.62/x
  3. Step 3: Cross multiply
    1,197.32x = 1,795.96 × 331.62
  4. Step 4: Simplify right side
    1,197.32x = 595,576.26
  5. Step 5: Solve for x
    x = 595,576.26/1,197.32
  6. Step 6: Final answer
    x = 497.42

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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.