Home / 325,351.25-487,391.27-224,131.42

Finding the Fourth Proportional to 325,351.25, 487,391.27 and 224,131.42

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Solution

The fourth proportional to 325,351.25, 487,391.27 and 224,131.42 is: 335,759.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,351.25 : 487,391.27 = 224,131.42 : x
  2. Step 2: Convert to fraction form
    325,351.25/487,391.27 = 224,131.42/x
  3. Step 3: Cross multiply
    325,351.25x = 487,391.27 × 224,131.42
  4. Step 4: Simplify right side
    325,351.25x = 109,239,696,929.29
  5. Step 5: Solve for x
    x = 109,239,696,929.29/325,351.25
  6. Step 6: Final answer
    x = 335,759.27

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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.