Home / 875,579.43-1,313,408.85-268,324.05

Finding the Fourth Proportional to 875,579.43, 1,313,408.85 and 268,324.05

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Solution

The fourth proportional to 875,579.43, 1,313,408.85 and 268,324.05 is: 402,498.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,579.43 : 1,313,408.85 = 268,324.05 : x
  2. Step 2: Convert to fraction form
    875,579.43/1,313,408.85 = 268,324.05/x
  3. Step 3: Cross multiply
    875,579.43x = 1,313,408.85 × 268,324.05
  4. Step 4: Simplify right side
    875,579.43x = 352,419,181,937.84
  5. Step 5: Solve for x
    x = 352,419,181,937.84/875,579.43
  6. Step 6: Final answer
    x = 402,498.24

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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.