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Finding the Fourth Proportional to 434,249.32, 599,556.60 and 271,154.20

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Solution

The fourth proportional to 434,249.32, 599,556.60 and 271,154.20 is: 374,375.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,249.32 : 599,556.60 = 271,154.20 : x
  2. Step 2: Convert to fraction form
    434,249.32/599,556.60 = 271,154.20/x
  3. Step 3: Cross multiply
    434,249.32x = 599,556.60 × 271,154.20
  4. Step 4: Simplify right side
    434,249.32x = 162,572,290,227.72
  5. Step 5: Solve for x
    x = 162,572,290,227.72/434,249.32
  6. Step 6: Final answer
    x = 374,375.46

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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.