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Finding the Fourth Proportional to 350,349.30, 483,481.94 and 189,204.30

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Solution

The fourth proportional to 350,349.30, 483,481.94 and 189,204.30 is: 261,101.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,349.30 : 483,481.94 = 189,204.30 : x
  2. Step 2: Convert to fraction form
    350,349.30/483,481.94 = 189,204.30/x
  3. Step 3: Cross multiply
    350,349.30x = 483,481.94 × 189,204.30
  4. Step 4: Simplify right side
    350,349.30x = 91,476,861,074.32
  5. Step 5: Solve for x
    x = 91,476,861,074.32/350,349.30
  6. Step 6: Final answer
    x = 261,101.88

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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.