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Finding the Fourth Proportional to 262,889.26, 394,333.70 and 63,209.58

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Solution

The fourth proportional to 262,889.26, 394,333.70 and 63,209.58 is: 94,814.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,889.26 : 394,333.70 = 63,209.58 : x
  2. Step 2: Convert to fraction form
    262,889.26/394,333.70 = 63,209.58/x
  3. Step 3: Cross multiply
    262,889.26x = 394,333.70 × 63,209.58
  4. Step 4: Simplify right side
    262,889.26x = 24,925,667,556.85
  5. Step 5: Solve for x
    x = 24,925,667,556.85/262,889.26
  6. Step 6: Final answer
    x = 94,814.32

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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.