Home / 850,644.87-1,275,967.31-251,559.36

Finding the Fourth Proportional to 850,644.87, 1,275,967.31 and 251,559.36

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Solution

The fourth proportional to 850,644.87, 1,275,967.31 and 251,559.36 is: 377,339.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,644.87 : 1,275,967.31 = 251,559.36 : x
  2. Step 2: Convert to fraction form
    850,644.87/1,275,967.31 = 251,559.36/x
  3. Step 3: Cross multiply
    850,644.87x = 1,275,967.31 × 251,559.36
  4. Step 4: Simplify right side
    850,644.87x = 320,981,518,626.73
  5. Step 5: Solve for x
    x = 320,981,518,626.73/850,644.87
  6. Step 6: Final answer
    x = 377,339.04

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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.