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Finding the Fourth Proportional to 263,444.52, 395,166.76 and 63,764.90

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Solution

The fourth proportional to 263,444.52, 395,166.76 and 63,764.90 is: 95,647.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,444.52 : 395,166.76 = 63,764.90 : x
  2. Step 2: Convert to fraction form
    263,444.52/395,166.76 = 63,764.90/x
  3. Step 3: Cross multiply
    263,444.52x = 395,166.76 × 63,764.90
  4. Step 4: Simplify right side
    263,444.52x = 25,197,766,799.48
  5. Step 5: Solve for x
    x = 25,197,766,799.48/263,444.52
  6. Step 6: Final answer
    x = 95,647.34

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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.