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Finding the Fourth Proportional to 424,192.60, 636,255.82 and 246,586.33

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Solution

The fourth proportional to 424,192.60, 636,255.82 and 246,586.33 is: 369,860.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,192.60 : 636,255.82 = 246,586.33 : x
  2. Step 2: Convert to fraction form
    424,192.60/636,255.82 = 246,586.33/x
  3. Step 3: Cross multiply
    424,192.60x = 636,255.82 × 246,586.33
  4. Step 4: Simplify right side
    424,192.60x = 156,891,987,594.94
  5. Step 5: Solve for x
    x = 156,891,987,594.94/424,192.60
  6. Step 6: Final answer
    x = 369,860.27

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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.