Home / 711,406.28-1,067,030.83-178,927.52

Finding the Fourth Proportional to 711,406.28, 1,067,030.83 and 178,927.52

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Solution

The fourth proportional to 711,406.28, 1,067,030.83 and 178,927.52 is: 268,371.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,406.28 : 1,067,030.83 = 178,927.52 : x
  2. Step 2: Convert to fraction form
    711,406.28/1,067,030.83 = 178,927.52/x
  3. Step 3: Cross multiply
    711,406.28x = 1,067,030.83 × 178,927.52
  4. Step 4: Simplify right side
    711,406.28x = 190,921,180,175.44
  5. Step 5: Solve for x
    x = 190,921,180,175.44/711,406.28
  6. Step 6: Final answer
    x = 268,371.51

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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.