Home / 382,974.63-574,062.62-214,247.58

Finding the Fourth Proportional to 382,974.63, 574,062.62 and 214,247.58

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Solution

The fourth proportional to 382,974.63, 574,062.62 and 214,247.58 is: 321,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,974.63 : 574,062.62 = 214,247.58 : x
  2. Step 2: Convert to fraction form
    382,974.63/574,062.62 = 214,247.58/x
  3. Step 3: Cross multiply
    382,974.63x = 574,062.62 × 214,247.58
  4. Step 4: Simplify right side
    382,974.63x = 122,991,526,032.22
  5. Step 5: Solve for x
    x = 122,991,526,032.22/382,974.63
  6. Step 6: Final answer
    x = 321,147.97

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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.