Home / 475,105.48-655,656.12-271,152.34

Finding the Fourth Proportional to 475,105.48, 655,656.12 and 271,152.34

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Solution

The fourth proportional to 475,105.48, 655,656.12 and 271,152.34 is: 374,196.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,105.48 : 655,656.12 = 271,152.34 : x
  2. Step 2: Convert to fraction form
    475,105.48/655,656.12 = 271,152.34/x
  3. Step 3: Cross multiply
    475,105.48x = 655,656.12 × 271,152.34
  4. Step 4: Simplify right side
    475,105.48x = 177,782,691,173.32
  5. Step 5: Solve for x
    x = 177,782,691,173.32/475,105.48
  6. Step 6: Final answer
    x = 374,196.25

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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.