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Finding the Fourth Proportional to 504,466.82, 695,770.55 and 323,195.61

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Solution

The fourth proportional to 504,466.82, 695,770.55 and 323,195.61 is: 445,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,466.82 : 695,770.55 = 323,195.61 : x
  2. Step 2: Convert to fraction form
    504,466.82/695,770.55 = 323,195.61/x
  3. Step 3: Cross multiply
    504,466.82x = 695,770.55 × 323,195.61
  4. Step 4: Simplify right side
    504,466.82x = 224,869,987,327.29
  5. Step 5: Solve for x
    x = 224,869,987,327.29/504,466.82
  6. Step 6: Final answer
    x = 445,757.74

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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.