Home / 451,824.99-677,296.85-215,104.11

Finding the Fourth Proportional to 451,824.99, 677,296.85 and 215,104.11

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Solution

The fourth proportional to 451,824.99, 677,296.85 and 215,104.11 is: 322,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,824.99 : 677,296.85 = 215,104.11 : x
  2. Step 2: Convert to fraction form
    451,824.99/677,296.85 = 215,104.11/x
  3. Step 3: Cross multiply
    451,824.99x = 677,296.85 × 215,104.11
  4. Step 4: Simplify right side
    451,824.99x = 145,689,335,049.53
  5. Step 5: Solve for x
    x = 145,689,335,049.53/451,824.99
  6. Step 6: Final answer
    x = 322,446.39

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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.