Home / 439,556.45-659,453.03-226,208.12

Finding the Fourth Proportional to 439,556.45, 659,453.03 and 226,208.12

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Solution

The fourth proportional to 439,556.45, 659,453.03 and 226,208.12 is: 339,373.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,556.45 : 659,453.03 = 226,208.12 : x
  2. Step 2: Convert to fraction form
    439,556.45/659,453.03 = 226,208.12/x
  3. Step 3: Cross multiply
    439,556.45x = 659,453.03 × 226,208.12
  4. Step 4: Simplify right side
    439,556.45x = 149,173,625,716.30
  5. Step 5: Solve for x
    x = 149,173,625,716.30/439,556.45
  6. Step 6: Final answer
    x = 339,373.08

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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.