Home / 951,967.68-1,428,325.44-419,114.88

Finding the Fourth Proportional to 951,967.68, 1,428,325.44 and 419,114.88

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Solution

The fourth proportional to 951,967.68, 1,428,325.44 and 419,114.88 is: 628,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,967.68 : 1,428,325.44 = 419,114.88 : x
  2. Step 2: Convert to fraction form
    951,967.68/1,428,325.44 = 419,114.88/x
  3. Step 3: Cross multiply
    951,967.68x = 1,428,325.44 × 419,114.88
  4. Step 4: Simplify right side
    951,967.68x = 598,632,445,386.55
  5. Step 5: Solve for x
    x = 598,632,445,386.55/951,967.68
  6. Step 6: Final answer
    x = 628,836.94

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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.