Home / 475,087.10-655,584.72-271,132.34

Finding the Fourth Proportional to 475,087.10, 655,584.72 and 271,132.34

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Solution

The fourth proportional to 475,087.10, 655,584.72 and 271,132.34 is: 374,142.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,087.10 : 655,584.72 = 271,132.34 : x
  2. Step 2: Convert to fraction form
    475,087.10/655,584.72 = 271,132.34/x
  3. Step 3: Cross multiply
    475,087.10x = 655,584.72 × 271,132.34
  4. Step 4: Simplify right side
    475,087.10x = 177,750,219,201.85
  5. Step 5: Solve for x
    x = 177,750,219,201.85/475,087.10
  6. Step 6: Final answer
    x = 374,142.38

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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.