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Finding the Fourth Proportional to 300,126.33, 449,773.97 and 150,175.89

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Solution

The fourth proportional to 300,126.33, 449,773.97 and 150,175.89 is: 225,055.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,126.33 : 449,773.97 = 150,175.89 : x
  2. Step 2: Convert to fraction form
    300,126.33/449,773.97 = 150,175.89/x
  3. Step 3: Cross multiply
    300,126.33x = 449,773.97 × 150,175.89
  4. Step 4: Simplify right side
    300,126.33x = 67,545,205,492.70
  5. Step 5: Solve for x
    x = 67,545,205,492.70/300,126.33
  6. Step 6: Final answer
    x = 225,055.91

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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.