Home / 667,769.44-1,001,646.77-162,330.90

Finding the Fourth Proportional to 667,769.44, 1,001,646.77 and 162,330.90

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Solution

The fourth proportional to 667,769.44, 1,001,646.77 and 162,330.90 is: 243,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,769.44 : 1,001,646.77 = 162,330.90 : x
  2. Step 2: Convert to fraction form
    667,769.44/1,001,646.77 = 162,330.90/x
  3. Step 3: Cross multiply
    667,769.44x = 1,001,646.77 × 162,330.90
  4. Step 4: Simplify right side
    667,769.44x = 162,598,220,844.54
  5. Step 5: Solve for x
    x = 162,598,220,844.54/667,769.44
  6. Step 6: Final answer
    x = 243,494.55

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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.