Home / 475,233.09-655,738.30-271,190.85

Finding the Fourth Proportional to 475,233.09, 655,738.30 and 271,190.85

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Solution

The fourth proportional to 475,233.09, 655,738.30 and 271,190.85 is: 374,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,233.09 : 655,738.30 = 271,190.85 : x
  2. Step 2: Convert to fraction form
    475,233.09/655,738.30 = 271,190.85/x
  3. Step 3: Cross multiply
    475,233.09x = 655,738.30 × 271,190.85
  4. Step 4: Simplify right side
    475,233.09x = 177,830,226,954.56
  5. Step 5: Solve for x
    x = 177,830,226,954.56/475,233.09
  6. Step 6: Final answer
    x = 374,195.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.