Home / 667,343.48-1,001,061.90-267,984.24

Finding the Fourth Proportional to 667,343.48, 1,001,061.90 and 267,984.24

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Solution

The fourth proportional to 667,343.48, 1,001,061.90 and 267,984.24 is: 401,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,343.48 : 1,001,061.90 = 267,984.24 : x
  2. Step 2: Convert to fraction form
    667,343.48/1,001,061.90 = 267,984.24/x
  3. Step 3: Cross multiply
    667,343.48x = 1,001,061.90 × 267,984.24
  4. Step 4: Simplify right side
    667,343.48x = 268,268,812,464.46
  5. Step 5: Solve for x
    x = 268,268,812,464.46/667,343.48
  6. Step 6: Final answer
    x = 401,995.11

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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.