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Finding the Fourth Proportional to 475,181.73, 655,782.13 and 271,273.95

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Solution

The fourth proportional to 475,181.73, 655,782.13 and 271,273.95 is: 374,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,181.73 : 655,782.13 = 271,273.95 : x
  2. Step 2: Convert to fraction form
    475,181.73/655,782.13 = 271,273.95/x
  3. Step 3: Cross multiply
    475,181.73x = 655,782.13 × 271,273.95
  4. Step 4: Simplify right side
    475,181.73x = 177,896,608,744.51
  5. Step 5: Solve for x
    x = 177,896,608,744.51/475,181.73
  6. Step 6: Final answer
    x = 374,375.94

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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.