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Finding the Fourth Proportional to 587,334, 810,452.16 and 345,563.44

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Solution

The fourth proportional to 587,334, 810,452.16 and 345,563.44 is: 476,837.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,334 : 810,452.16 = 345,563.44 : x
  2. Step 2: Convert to fraction form
    587,334/810,452.16 = 345,563.44/x
  3. Step 3: Cross multiply
    587,334x = 810,452.16 × 345,563.44
  4. Step 4: Simplify right side
    587,334x = 280,062,636,365.03
  5. Step 5: Solve for x
    x = 280,062,636,365.03/587,334
  6. Step 6: Final answer
    x = 476,837.09

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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.