Home / 263,500.92-395,262.36-76,512.44

Finding the Fourth Proportional to 263,500.92, 395,262.36 and 76,512.44

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Solution

The fourth proportional to 263,500.92, 395,262.36 and 76,512.44 is: 114,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,500.92 : 395,262.36 = 76,512.44 : x
  2. Step 2: Convert to fraction form
    263,500.92/395,262.36 = 76,512.44/x
  3. Step 3: Cross multiply
    263,500.92x = 395,262.36 × 76,512.44
  4. Step 4: Simplify right side
    263,500.92x = 30,242,487,603.76
  5. Step 5: Solve for x
    x = 30,242,487,603.76/263,500.92
  6. Step 6: Final answer
    x = 114,771.85

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1.5x scale

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.