Home / 376,623.28-519,735.27-206,846.47

Finding the Fourth Proportional to 376,623.28, 519,735.27 and 206,846.47

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Solution

The fourth proportional to 376,623.28, 519,735.27 and 206,846.47 is: 285,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,623.28 : 519,735.27 = 206,846.47 : x
  2. Step 2: Convert to fraction form
    376,623.28/519,735.27 = 206,846.47/x
  3. Step 3: Cross multiply
    376,623.28x = 519,735.27 × 206,846.47
  4. Step 4: Simplify right side
    376,623.28x = 107,505,405,934.00
  5. Step 5: Solve for x
    x = 107,505,405,934.00/376,623.28
  6. Step 6: Final answer
    x = 285,445.46

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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.