Home / 668,043.25-1,002,066.90-162,604.26

Finding the Fourth Proportional to 668,043.25, 1,002,066.90 and 162,604.26

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Solution

The fourth proportional to 668,043.25, 1,002,066.90 and 162,604.26 is: 243,906.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,043.25 : 1,002,066.90 = 162,604.26 : x
  2. Step 2: Convert to fraction form
    668,043.25/1,002,066.90 = 162,604.26/x
  3. Step 3: Cross multiply
    668,043.25x = 1,002,066.90 × 162,604.26
  4. Step 4: Simplify right side
    668,043.25x = 162,940,346,135.23
  5. Step 5: Solve for x
    x = 162,940,346,135.23/668,043.25
  6. Step 6: Final answer
    x = 243,906.88

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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.