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Finding the Fourth Proportional to 382,855.26, 574,410.77 and 169,594.20

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Solution

The fourth proportional to 382,855.26, 574,410.77 and 169,594.20 is: 254,447.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,855.26 : 574,410.77 = 169,594.20 : x
  2. Step 2: Convert to fraction form
    382,855.26/574,410.77 = 169,594.20/x
  3. Step 3: Cross multiply
    382,855.26x = 574,410.77 × 169,594.20
  4. Step 4: Simplify right side
    382,855.26x = 97,416,734,161.56
  5. Step 5: Solve for x
    x = 97,416,734,161.56/382,855.26
  6. Step 6: Final answer
    x = 254,447.95

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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.