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Finding the Fourth Proportional to 230,344.39, 345,544.27 and 217,747.27

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Solution

The fourth proportional to 230,344.39, 345,544.27 and 217,747.27 is: 326,647.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,344.39 : 345,544.27 = 217,747.27 : x
  2. Step 2: Convert to fraction form
    230,344.39/345,544.27 = 217,747.27/x
  3. Step 3: Cross multiply
    230,344.39x = 345,544.27 × 217,747.27
  4. Step 4: Simplify right side
    230,344.39x = 75,241,321,956.62
  5. Step 5: Solve for x
    x = 75,241,321,956.62/230,344.39
  6. Step 6: Final answer
    x = 326,647.08

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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.