Home / 694,146.60-1,042,183.55-357,427.88

Finding the Fourth Proportional to 694,146.60, 1,042,183.55 and 357,427.88

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Solution

The fourth proportional to 694,146.60, 1,042,183.55 and 357,427.88 is: 536,638.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,146.60 : 1,042,183.55 = 357,427.88 : x
  2. Step 2: Convert to fraction form
    694,146.60/1,042,183.55 = 357,427.88/x
  3. Step 3: Cross multiply
    694,146.60x = 1,042,183.55 × 357,427.88
  4. Step 4: Simplify right side
    694,146.60x = 372,505,456,847.37
  5. Step 5: Solve for x
    x = 372,505,456,847.37/694,146.60
  6. Step 6: Final answer
    x = 536,638.02

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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.