Home / 667,343.60-1,001,062.09-267,984.37

Finding the Fourth Proportional to 667,343.60, 1,001,062.09 and 267,984.37

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Solution

The fourth proportional to 667,343.60, 1,001,062.09 and 267,984.37 is: 401,995.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,343.60 : 1,001,062.09 = 267,984.37 : x
  2. Step 2: Convert to fraction form
    667,343.60/1,001,062.09 = 267,984.37/x
  3. Step 3: Cross multiply
    667,343.60x = 1,001,062.09 × 267,984.37
  4. Step 4: Simplify right side
    667,343.60x = 268,268,987,174.30
  5. Step 5: Solve for x
    x = 268,268,987,174.30/667,343.60
  6. Step 6: Final answer
    x = 401,995.29

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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.