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Finding the Fourth Proportional to 299,774.06, 449,972.52 and 200,627.09

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Solution

The fourth proportional to 299,774.06, 449,972.52 and 200,627.09 is: 301,149.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,774.06 : 449,972.52 = 200,627.09 : x
  2. Step 2: Convert to fraction form
    299,774.06/449,972.52 = 200,627.09/x
  3. Step 3: Cross multiply
    299,774.06x = 449,972.52 × 200,627.09
  4. Step 4: Simplify right side
    299,774.06x = 90,276,677,267.57
  5. Step 5: Solve for x
    x = 90,276,677,267.57/299,774.06
  6. Step 6: Final answer
    x = 301,149.06

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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.