Home / 850,826.54-1,276,424.34-251,829.78

Finding the Fourth Proportional to 850,826.54, 1,276,424.34 and 251,829.78

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Solution

The fourth proportional to 850,826.54, 1,276,424.34 and 251,829.78 is: 377,799.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,826.54 : 1,276,424.34 = 251,829.78 : x
  2. Step 2: Convert to fraction form
    850,826.54/1,276,424.34 = 251,829.78/x
  3. Step 3: Cross multiply
    850,826.54x = 1,276,424.34 × 251,829.78
  4. Step 4: Simplify right side
    850,826.54x = 321,441,660,728.85
  5. Step 5: Solve for x
    x = 321,441,660,728.85/850,826.54
  6. Step 6: Final answer
    x = 377,799.29

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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.