Home / 271,650.34-374,774.61-200,200.78

Finding the Fourth Proportional to 271,650.34, 374,774.61 and 200,200.78

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Solution

The fourth proportional to 271,650.34, 374,774.61 and 200,200.78 is: 276,201.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,650.34 : 374,774.61 = 200,200.78 : x
  2. Step 2: Convert to fraction form
    271,650.34/374,774.61 = 200,200.78/x
  3. Step 3: Cross multiply
    271,650.34x = 374,774.61 × 200,200.78
  4. Step 4: Simplify right side
    271,650.34x = 75,030,169,246.20
  5. Step 5: Solve for x
    x = 75,030,169,246.20/271,650.34
  6. Step 6: Final answer
    x = 276,201.27

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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.