Home / 819,842.03-1,229,718.71-251,224.77

Finding the Fourth Proportional to 819,842.03, 1,229,718.71 and 251,224.77

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Solution

The fourth proportional to 819,842.03, 1,229,718.71 and 251,224.77 is: 376,823.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,842.03 : 1,229,718.71 = 251,224.77 : x
  2. Step 2: Convert to fraction form
    819,842.03/1,229,718.71 = 251,224.77/x
  3. Step 3: Cross multiply
    819,842.03x = 1,229,718.71 × 251,224.77
  4. Step 4: Simplify right side
    819,842.03x = 308,935,798,546.29
  5. Step 5: Solve for x
    x = 308,935,798,546.29/819,842.03
  6. Step 6: Final answer
    x = 376,823.57

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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.