Home / 677,493.96-1,016,634.56-303,516.96

Finding the Fourth Proportional to 677,493.96, 1,016,634.56 and 303,516.96

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Solution

The fourth proportional to 677,493.96, 1,016,634.56 and 303,516.96 is: 455,451.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,493.96 : 1,016,634.56 = 303,516.96 : x
  2. Step 2: Convert to fraction form
    677,493.96/1,016,634.56 = 303,516.96/x
  3. Step 3: Cross multiply
    677,493.96x = 1,016,634.56 × 303,516.96
  4. Step 4: Simplify right side
    677,493.96x = 308,565,831,082.14
  5. Step 5: Solve for x
    x = 308,565,831,082.14/677,493.96
  6. Step 6: Final answer
    x = 455,451.78

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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.