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Finding the Fourth Proportional to 228,051.86, 341,932.90 and 200,028.20

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Solution

The fourth proportional to 228,051.86, 341,932.90 and 200,028.20 is: 299,915.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,051.86 : 341,932.90 = 200,028.20 : x
  2. Step 2: Convert to fraction form
    228,051.86/341,932.90 = 200,028.20/x
  3. Step 3: Cross multiply
    228,051.86x = 341,932.90 × 200,028.20
  4. Step 4: Simplify right side
    228,051.86x = 68,396,222,507.78
  5. Step 5: Solve for x
    x = 68,396,222,507.78/228,051.86
  6. Step 6: Final answer
    x = 299,915.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.