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Finding the Fourth Proportional to 1,196.18, 1,794.12 and 330.44

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Solution

The fourth proportional to 1,196.18, 1,794.12 and 330.44 is: 495.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196.18 : 1,794.12 = 330.44 : x
  2. Step 2: Convert to fraction form
    1,196.18/1,794.12 = 330.44/x
  3. Step 3: Cross multiply
    1,196.18x = 1,794.12 × 330.44
  4. Step 4: Simplify right side
    1,196.18x = 592,849.01
  5. Step 5: Solve for x
    x = 592,849.01/1,196.18
  6. Step 6: Final answer
    x = 495.62

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Double scale
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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.