Home / 548,418.44-822,460.05-193,349.43

Finding the Fourth Proportional to 548,418.44, 822,460.05 and 193,349.43

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Solution

The fourth proportional to 548,418.44, 822,460.05 and 193,349.43 is: 289,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,418.44 : 822,460.05 = 193,349.43 : x
  2. Step 2: Convert to fraction form
    548,418.44/822,460.05 = 193,349.43/x
  3. Step 3: Cross multiply
    548,418.44x = 822,460.05 × 193,349.43
  4. Step 4: Simplify right side
    548,418.44x = 159,022,181,865.27
  5. Step 5: Solve for x
    x = 159,022,181,865.27/548,418.44
  6. Step 6: Final answer
    x = 289,965.05

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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.