Home / 226,717.40-339,269.70-197,456.60

Finding the Fourth Proportional to 226,717.40, 339,269.70 and 197,456.60

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Solution

The fourth proportional to 226,717.40, 339,269.70 and 197,456.60 is: 295,482.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,717.40 : 339,269.70 = 197,456.60 : x
  2. Step 2: Convert to fraction form
    226,717.40/339,269.70 = 197,456.60/x
  3. Step 3: Cross multiply
    226,717.40x = 339,269.70 × 197,456.60
  4. Step 4: Simplify right side
    226,717.40x = 66,991,041,445.02
  5. Step 5: Solve for x
    x = 66,991,041,445.02/226,717.40
  6. Step 6: Final answer
    x = 295,482.58

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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.