Home / 892,260.20-1,339,265.10-443,487.80

Finding the Fourth Proportional to 892,260.20, 1,339,265.10 and 443,487.80

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Solution

The fourth proportional to 892,260.20, 1,339,265.10 and 443,487.80 is: 665,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,260.20 : 1,339,265.10 = 443,487.80 : x
  2. Step 2: Convert to fraction form
    892,260.20/1,339,265.10 = 443,487.80/x
  3. Step 3: Cross multiply
    892,260.20x = 1,339,265.10 × 443,487.80
  4. Step 4: Simplify right side
    892,260.20x = 593,947,732,815.78
  5. Step 5: Solve for x
    x = 593,947,732,815.78/892,260.20
  6. Step 6: Final answer
    x = 665,666.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.