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Finding the Fourth Proportional to 419,625.96, 629,594.46 and 195,106.92

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Solution

The fourth proportional to 419,625.96, 629,594.46 and 195,106.92 is: 292,732.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,625.96 : 629,594.46 = 195,106.92 : x
  2. Step 2: Convert to fraction form
    419,625.96/629,594.46 = 195,106.92/x
  3. Step 3: Cross multiply
    419,625.96x = 629,594.46 × 195,106.92
  4. Step 4: Simplify right side
    419,625.96x = 122,838,235,939.66
  5. Step 5: Solve for x
    x = 122,838,235,939.66/419,625.96
  6. Step 6: Final answer
    x = 292,732.69

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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.