Home / 711,414.99-1,067,043.87-178,936.22

Finding the Fourth Proportional to 711,414.99, 1,067,043.87 and 178,936.22

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Solution

The fourth proportional to 711,414.99, 1,067,043.87 and 178,936.22 is: 268,384.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,414.99 : 1,067,043.87 = 178,936.22 : x
  2. Step 2: Convert to fraction form
    711,414.99/1,067,043.87 = 178,936.22/x
  3. Step 3: Cross multiply
    711,414.99x = 1,067,043.87 × 178,936.22
  4. Step 4: Simplify right side
    711,414.99x = 190,932,799,339.58
  5. Step 5: Solve for x
    x = 190,932,799,339.58/711,414.99
  6. Step 6: Final answer
    x = 268,384.56

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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.