Home / 875,839.41-1,313,128.61-538,182.44

Finding the Fourth Proportional to 875,839.41, 1,313,128.61 and 538,182.44

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Solution

The fourth proportional to 875,839.41, 1,313,128.61 and 538,182.44 is: 806,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,839.41 : 1,313,128.61 = 538,182.44 : x
  2. Step 2: Convert to fraction form
    875,839.41/1,313,128.61 = 538,182.44/x
  3. Step 3: Cross multiply
    875,839.41x = 1,313,128.61 × 538,182.44
  4. Step 4: Simplify right side
    875,839.41x = 706,702,753,389.88
  5. Step 5: Solve for x
    x = 706,702,753,389.88/875,839.41
  6. Step 6: Final answer
    x = 806,886.22

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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.