Home / 263,460.57-395,191.14-123,317.61

Finding the Fourth Proportional to 263,460.57, 395,191.14 and 123,317.61

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Solution

The fourth proportional to 263,460.57, 395,191.14 and 123,317.61 is: 184,976.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,460.57 : 395,191.14 = 123,317.61 : x
  2. Step 2: Convert to fraction form
    263,460.57/395,191.14 = 123,317.61/x
  3. Step 3: Cross multiply
    263,460.57x = 395,191.14 × 123,317.61
  4. Step 4: Simplify right side
    263,460.57x = 48,734,026,877.98
  5. Step 5: Solve for x
    x = 48,734,026,877.98/263,460.57
  6. Step 6: Final answer
    x = 184,976.55

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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.