Home / 850,887.30-1,276,329.60-395,229.36

Finding the Fourth Proportional to 850,887.30, 1,276,329.60 and 395,229.36

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Solution

The fourth proportional to 850,887.30, 1,276,329.60 and 395,229.36 is: 592,843.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,887.30 : 1,276,329.60 = 395,229.36 : x
  2. Step 2: Convert to fraction form
    850,887.30/1,276,329.60 = 395,229.36/x
  3. Step 3: Cross multiply
    850,887.30x = 1,276,329.60 × 395,229.36
  4. Step 4: Simplify right side
    850,887.30x = 504,442,930,957.06
  5. Step 5: Solve for x
    x = 504,442,930,957.06/850,887.30
  6. Step 6: Final answer
    x = 592,843.41

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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.