Home / 667,314.45-1,000,971.41-267,955.10

Finding the Fourth Proportional to 667,314.45, 1,000,971.41 and 267,955.10

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Solution

The fourth proportional to 667,314.45, 1,000,971.41 and 267,955.10 is: 401,932.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,314.45 : 1,000,971.41 = 267,955.10 : x
  2. Step 2: Convert to fraction form
    667,314.45/1,000,971.41 = 267,955.10/x
  3. Step 3: Cross multiply
    667,314.45x = 1,000,971.41 × 267,955.10
  4. Step 4: Simplify right side
    667,314.45x = 268,215,387,919.06
  5. Step 5: Solve for x
    x = 268,215,387,919.06/667,314.45
  6. Step 6: Final answer
    x = 401,932.53

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1.5x scale

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.