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Finding the Fourth Proportional to 218,229.60, 327,344.40 and 162,933.60

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Solution

The fourth proportional to 218,229.60, 327,344.40 and 162,933.60 is: 244,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,229.60 : 327,344.40 = 162,933.60 : x
  2. Step 2: Convert to fraction form
    218,229.60/327,344.40 = 162,933.60/x
  3. Step 3: Cross multiply
    218,229.60x = 327,344.40 × 162,933.60
  4. Step 4: Simplify right side
    218,229.60x = 53,335,401,531.84
  5. Step 5: Solve for x
    x = 53,335,401,531.84/218,229.60
  6. Step 6: Final answer
    x = 244,400.40

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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.