Home / 496,780.20-744,805.80-197,112.60

Finding the Fourth Proportional to 496,780.20, 744,805.80 and 197,112.60

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Solution

The fourth proportional to 496,780.20, 744,805.80 and 197,112.60 is: 295,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,780.20 : 744,805.80 = 197,112.60 : x
  2. Step 2: Convert to fraction form
    496,780.20/744,805.80 = 197,112.60/x
  3. Step 3: Cross multiply
    496,780.20x = 744,805.80 × 197,112.60
  4. Step 4: Simplify right side
    496,780.20x = 146,810,607,733.08
  5. Step 5: Solve for x
    x = 146,810,607,733.08/496,780.20
  6. Step 6: Final answer
    x = 295,524.27

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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.