Home / 412,961.43-619,322.33-173,069.06

Finding the Fourth Proportional to 412,961.43, 619,322.33 and 173,069.06

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Solution

The fourth proportional to 412,961.43, 619,322.33 and 173,069.06 is: 259,553.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,961.43 : 619,322.33 = 173,069.06 : x
  2. Step 2: Convert to fraction form
    412,961.43/619,322.33 = 173,069.06/x
  3. Step 3: Cross multiply
    412,961.43x = 619,322.33 × 173,069.06
  4. Step 4: Simplify right side
    412,961.43x = 107,185,534,258.57
  5. Step 5: Solve for x
    x = 107,185,534,258.57/412,961.43
  6. Step 6: Final answer
    x = 259,553.38

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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.