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Finding the Fourth Proportional to 504,773.22, 696,589.22 and 275,335.44

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Solution

The fourth proportional to 504,773.22, 696,589.22 and 275,335.44 is: 379,964.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,773.22 : 696,589.22 = 275,335.44 : x
  2. Step 2: Convert to fraction form
    504,773.22/696,589.22 = 275,335.44/x
  3. Step 3: Cross multiply
    504,773.22x = 696,589.22 × 275,335.44
  4. Step 4: Simplify right side
    504,773.22x = 191,795,697,464.09
  5. Step 5: Solve for x
    x = 191,795,697,464.09/504,773.22
  6. Step 6: Final answer
    x = 379,964.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.