Home / 376,104.56-518,898.04-214,845.44

Finding the Fourth Proportional to 376,104.56, 518,898.04 and 214,845.44

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Solution

The fourth proportional to 376,104.56, 518,898.04 and 214,845.44 is: 296,414.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,104.56 : 518,898.04 = 214,845.44 : x
  2. Step 2: Convert to fraction form
    376,104.56/518,898.04 = 214,845.44/x
  3. Step 3: Cross multiply
    376,104.56x = 518,898.04 × 214,845.44
  4. Step 4: Simplify right side
    376,104.56x = 111,482,877,718.94
  5. Step 5: Solve for x
    x = 111,482,877,718.94/376,104.56
  6. Step 6: Final answer
    x = 296,414.59

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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.