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Finding the Fourth Proportional to 327,483.36, 491,383.44 and 159,147.36

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Solution

The fourth proportional to 327,483.36, 491,383.44 and 159,147.36 is: 238,798.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,483.36 : 491,383.44 = 159,147.36 : x
  2. Step 2: Convert to fraction form
    327,483.36/491,383.44 = 159,147.36/x
  3. Step 3: Cross multiply
    327,483.36x = 491,383.44 × 159,147.36
  4. Step 4: Simplify right side
    327,483.36x = 78,202,377,223.72
  5. Step 5: Solve for x
    x = 78,202,377,223.72/327,483.36
  6. Step 6: Final answer
    x = 238,798.02

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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.