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Finding the Fourth Proportional to 496,620.20, 744,930.30 and 446,853.80

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Solution

The fourth proportional to 496,620.20, 744,930.30 and 446,853.80 is: 670,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,620.20 : 744,930.30 = 446,853.80 : x
  2. Step 2: Convert to fraction form
    496,620.20/744,930.30 = 446,853.80/x
  3. Step 3: Cross multiply
    496,620.20x = 744,930.30 × 446,853.80
  4. Step 4: Simplify right side
    496,620.20x = 332,874,935,290.14
  5. Step 5: Solve for x
    x = 332,874,935,290.14/496,620.20
  6. Step 6: Final answer
    x = 670,280.70

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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.