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Finding the Fourth Proportional to 475,799.45, 656,600.22 and 271,912.73

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Solution

The fourth proportional to 475,799.45, 656,600.22 and 271,912.73 is: 375,237.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,799.45 : 656,600.22 = 271,912.73 : x
  2. Step 2: Convert to fraction form
    475,799.45/656,600.22 = 271,912.73/x
  3. Step 3: Cross multiply
    475,799.45x = 656,600.22 × 271,912.73
  4. Step 4: Simplify right side
    475,799.45x = 178,537,955,055.80
  5. Step 5: Solve for x
    x = 178,537,955,055.80/475,799.45
  6. Step 6: Final answer
    x = 375,237.84

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1.5x scale

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.