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Finding the Fourth Proportional to 475,233, 655,660.08 and 271,137.30

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Solution

The fourth proportional to 475,233, 655,660.08 and 271,137.30 is: 374,077.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,233 : 655,660.08 = 271,137.30 : x
  2. Step 2: Convert to fraction form
    475,233/655,660.08 = 271,137.30/x
  3. Step 3: Cross multiply
    475,233x = 655,660.08 × 271,137.30
  4. Step 4: Simplify right side
    475,233x = 177,773,903,808.98
  5. Step 5: Solve for x
    x = 177,773,903,808.98/475,233
  6. Step 6: Final answer
    x = 374,077.36

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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.