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Finding the Fourth Proportional to 566,980.60, 850,449.64 and 140,517.83

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Solution

The fourth proportional to 566,980.60, 850,449.64 and 140,517.83 is: 210,771.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,980.60 : 850,449.64 = 140,517.83 : x
  2. Step 2: Convert to fraction form
    566,980.60/850,449.64 = 140,517.83/x
  3. Step 3: Cross multiply
    566,980.60x = 850,449.64 × 140,517.83
  4. Step 4: Simplify right side
    566,980.60x = 119,503,338,112.73
  5. Step 5: Solve for x
    x = 119,503,338,112.73/566,980.60
  6. Step 6: Final answer
    x = 210,771.48

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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.