Home / 475,231.09-655,735.55-271,188.85

Finding the Fourth Proportional to 475,231.09, 655,735.55 and 271,188.85

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Solution

The fourth proportional to 475,231.09, 655,735.55 and 271,188.85 is: 374,193.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,231.09 : 655,735.55 = 271,188.85 : x
  2. Step 2: Convert to fraction form
    475,231.09/655,735.55 = 271,188.85/x
  3. Step 3: Cross multiply
    475,231.09x = 655,735.55 × 271,188.85
  4. Step 4: Simplify right side
    475,231.09x = 177,828,168,352.67
  5. Step 5: Solve for x
    x = 177,828,168,352.67/475,231.09
  6. Step 6: Final answer
    x = 374,193.04

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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.