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Finding the Fourth Proportional to 350,442.25, 483,610.49 and 189,297.30

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Solution

The fourth proportional to 350,442.25, 483,610.49 and 189,297.30 is: 261,230.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,442.25 : 483,610.49 = 189,297.30 : x
  2. Step 2: Convert to fraction form
    350,442.25/483,610.49 = 189,297.30/x
  3. Step 3: Cross multiply
    350,442.25x = 483,610.49 × 189,297.30
  4. Step 4: Simplify right side
    350,442.25x = 91,546,160,008.68
  5. Step 5: Solve for x
    x = 91,546,160,008.68/350,442.25
  6. Step 6: Final answer
    x = 261,230.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.