Home / 819,792.68-1,229,725.89-251,132.27

Finding the Fourth Proportional to 819,792.68, 1,229,725.89 and 251,132.27

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Solution

The fourth proportional to 819,792.68, 1,229,725.89 and 251,132.27 is: 376,709.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,792.68 : 1,229,725.89 = 251,132.27 : x
  2. Step 2: Convert to fraction form
    819,792.68/1,229,725.89 = 251,132.27/x
  3. Step 3: Cross multiply
    819,792.68x = 1,229,725.89 × 251,132.27
  4. Step 4: Simplify right side
    819,792.68x = 308,823,848,084.84
  5. Step 5: Solve for x
    x = 308,823,848,084.84/819,792.68
  6. Step 6: Final answer
    x = 376,709.69

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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.