Home / 677,191.22-1,016,119.84-272,367.38

Finding the Fourth Proportional to 677,191.22, 1,016,119.84 and 272,367.38

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Solution

The fourth proportional to 677,191.22, 1,016,119.84 and 272,367.38 is: 408,685.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,191.22 : 1,016,119.84 = 272,367.38 : x
  2. Step 2: Convert to fraction form
    677,191.22/1,016,119.84 = 272,367.38/x
  3. Step 3: Cross multiply
    677,191.22x = 1,016,119.84 × 272,367.38
  4. Step 4: Simplify right side
    677,191.22x = 276,757,898,586.82
  5. Step 5: Solve for x
    x = 276,757,898,586.82/677,191.22
  6. Step 6: Final answer
    x = 408,685.01

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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.