Home / 667,346.34-1,001,019.24-267,987.06

Finding the Fourth Proportional to 667,346.34, 1,001,019.24 and 267,987.06

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Solution

The fourth proportional to 667,346.34, 1,001,019.24 and 267,987.06 is: 401,980.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,346.34 : 1,001,019.24 = 267,987.06 : x
  2. Step 2: Convert to fraction form
    667,346.34/1,001,019.24 = 267,987.06/x
  3. Step 3: Cross multiply
    667,346.34x = 1,001,019.24 × 267,987.06
  4. Step 4: Simplify right side
    667,346.34x = 268,260,203,131.03
  5. Step 5: Solve for x
    x = 268,260,203,131.03/667,346.34
  6. Step 6: Final answer
    x = 401,980.48

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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.