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Finding the Fourth Proportional to 271,698.84, 374,841.54 and 200,249.64

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Solution

The fourth proportional to 271,698.84, 374,841.54 and 200,249.64 is: 276,268.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,698.84 : 374,841.54 = 200,249.64 : x
  2. Step 2: Convert to fraction form
    271,698.84/374,841.54 = 200,249.64/x
  3. Step 3: Cross multiply
    271,698.84x = 374,841.54 × 200,249.64
  4. Step 4: Simplify right side
    271,698.84x = 75,061,883,442.05
  5. Step 5: Solve for x
    x = 75,061,883,442.05/271,698.84
  6. Step 6: Final answer
    x = 276,268.69

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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.