Home / 382,974.88-574,062.99-214,247.83

Finding the Fourth Proportional to 382,974.88, 574,062.99 and 214,247.83

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Solution

The fourth proportional to 382,974.88, 574,062.99 and 214,247.83 is: 321,148.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,974.88 : 574,062.99 = 214,247.83 : x
  2. Step 2: Convert to fraction form
    382,974.88/574,062.99 = 214,247.83/x
  3. Step 3: Cross multiply
    382,974.88x = 574,062.99 × 214,247.83
  4. Step 4: Simplify right side
    382,974.88x = 122,991,749,890.81
  5. Step 5: Solve for x
    x = 122,991,749,890.81/382,974.88
  6. Step 6: Final answer
    x = 321,148.35

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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.