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Finding the Fourth Proportional to 475,094.72, 655,448.29 and 271,156.97

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Solution

The fourth proportional to 475,094.72, 655,448.29 and 271,156.97 is: 374,092.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,094.72 : 655,448.29 = 271,156.97 : x
  2. Step 2: Convert to fraction form
    475,094.72/655,448.29 = 271,156.97/x
  3. Step 3: Cross multiply
    475,094.72x = 655,448.29 × 271,156.97
  4. Step 4: Simplify right side
    475,094.72x = 177,729,373,268.81
  5. Step 5: Solve for x
    x = 177,729,373,268.81/475,094.72
  6. Step 6: Final answer
    x = 374,092.50

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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.