Home / 297,816.20-445,946.70-192,062.60

Finding the Fourth Proportional to 297,816.20, 445,946.70 and 192,062.60

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Solution

The fourth proportional to 297,816.20, 445,946.70 and 192,062.60 is: 287,592.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,816.20 : 445,946.70 = 192,062.60 : x
  2. Step 2: Convert to fraction form
    297,816.20/445,946.70 = 192,062.60/x
  3. Step 3: Cross multiply
    297,816.20x = 445,946.70 × 192,062.60
  4. Step 4: Simplify right side
    297,816.20x = 85,649,682,663.42
  5. Step 5: Solve for x
    x = 85,649,682,663.42/297,816.20
  6. Step 6: Final answer
    x = 287,592.42

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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.