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Finding the Fourth Proportional to 606,793.50, 837,375.39 and 338,521.50

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Solution

The fourth proportional to 606,793.50, 837,375.39 and 338,521.50 is: 467,159.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,793.50 : 837,375.39 = 338,521.50 : x
  2. Step 2: Convert to fraction form
    606,793.50/837,375.39 = 338,521.50/x
  3. Step 3: Cross multiply
    606,793.50x = 837,375.39 × 338,521.50
  4. Step 4: Simplify right side
    606,793.50x = 283,469,573,085.89
  5. Step 5: Solve for x
    x = 283,469,573,085.89/606,793.50
  6. Step 6: Final answer
    x = 467,159.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.