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Finding the Fourth Proportional to 591,851, 816,757.26 and 323,579

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Solution

The fourth proportional to 591,851, 816,757.26 and 323,579 is: 446,540.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,851 : 816,757.26 = 323,579 : x
  2. Step 2: Convert to fraction form
    591,851/816,757.26 = 323,579/x
  3. Step 3: Cross multiply
    591,851x = 816,757.26 × 323,579
  4. Step 4: Simplify right side
    591,851x = 264,285,497,433.54
  5. Step 5: Solve for x
    x = 264,285,497,433.54/591,851
  6. Step 6: Final answer
    x = 446,540.59

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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.