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Finding the Fourth Proportional to 277,892.45, 383,491.84 and 150,568.05

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Solution

The fourth proportional to 277,892.45, 383,491.84 and 150,568.05 is: 207,784.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,892.45 : 383,491.84 = 150,568.05 : x
  2. Step 2: Convert to fraction form
    277,892.45/383,491.84 = 150,568.05/x
  3. Step 3: Cross multiply
    277,892.45x = 383,491.84 × 150,568.05
  4. Step 4: Simplify right side
    277,892.45x = 57,741,616,998.67
  5. Step 5: Solve for x
    x = 57,741,616,998.67/277,892.45
  6. Step 6: Final answer
    x = 207,784.04

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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.