Home / 382,712.21-574,198.03-169,450.75

Finding the Fourth Proportional to 382,712.21, 574,198.03 and 169,450.75

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Solution

The fourth proportional to 382,712.21, 574,198.03 and 169,450.75 is: 254,233.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,712.21 : 574,198.03 = 169,450.75 : x
  2. Step 2: Convert to fraction form
    382,712.21/574,198.03 = 169,450.75/x
  3. Step 3: Cross multiply
    382,712.21x = 574,198.03 × 169,450.75
  4. Step 4: Simplify right side
    382,712.21x = 97,298,287,761.58
  5. Step 5: Solve for x
    x = 97,298,287,761.58/382,712.21
  6. Step 6: Final answer
    x = 254,233.56

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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.