Home / 667,673.97-1,001,512.20-162,235.37

Finding the Fourth Proportional to 667,673.97, 1,001,512.20 and 162,235.37

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Solution

The fourth proportional to 667,673.97, 1,001,512.20 and 162,235.37 is: 243,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,673.97 : 1,001,512.20 = 162,235.37 : x
  2. Step 2: Convert to fraction form
    667,673.97/1,001,512.20 = 162,235.37/x
  3. Step 3: Cross multiply
    667,673.97x = 1,001,512.20 × 162,235.37
  4. Step 4: Simplify right side
    667,673.97x = 162,480,702,326.51
  5. Step 5: Solve for x
    x = 162,480,702,326.51/667,673.97
  6. Step 6: Final answer
    x = 243,353.36

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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.