Home / 847,231.60-1,268,773.80-403,481.20

Finding the Fourth Proportional to 847,231.60, 1,268,773.80 and 403,481.20

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Solution

The fourth proportional to 847,231.60, 1,268,773.80 and 403,481.20 is: 604,234.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,231.60 : 1,268,773.80 = 403,481.20 : x
  2. Step 2: Convert to fraction form
    847,231.60/1,268,773.80 = 403,481.20/x
  3. Step 3: Cross multiply
    847,231.60x = 1,268,773.80 × 403,481.20
  4. Step 4: Simplify right side
    847,231.60x = 511,926,375,352.56
  5. Step 5: Solve for x
    x = 511,926,375,352.56/847,231.60
  6. Step 6: Final answer
    x = 604,234.28

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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.