Home / 819,697.49-1,229,628.26-251,072.02

Finding the Fourth Proportional to 819,697.49, 1,229,628.26 and 251,072.02

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Solution

The fourth proportional to 819,697.49, 1,229,628.26 and 251,072.02 is: 376,633.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,697.49 : 1,229,628.26 = 251,072.02 : x
  2. Step 2: Convert to fraction form
    819,697.49/1,229,628.26 = 251,072.02/x
  3. Step 3: Cross multiply
    819,697.49x = 1,229,628.26 × 251,072.02
  4. Step 4: Simplify right side
    819,697.49x = 308,725,251,087.29
  5. Step 5: Solve for x
    x = 308,725,251,087.29/819,697.49
  6. Step 6: Final answer
    x = 376,633.15

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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.