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Finding the Fourth Proportional to 376,557.33, 519,652.49 and 206,792.67

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Solution

The fourth proportional to 376,557.33, 519,652.49 and 206,792.67 is: 285,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,557.33 : 519,652.49 = 206,792.67 : x
  2. Step 2: Convert to fraction form
    376,557.33/519,652.49 = 206,792.67/x
  3. Step 3: Cross multiply
    376,557.33x = 519,652.49 × 206,792.67
  4. Step 4: Simplify right side
    376,557.33x = 107,460,324,845.29
  5. Step 5: Solve for x
    x = 107,460,324,845.29/376,557.33
  6. Step 6: Final answer
    x = 285,375.74

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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.