Home / 796,839.12-1,195,959.87-418,030.54

Finding the Fourth Proportional to 796,839.12, 1,195,959.87 and 418,030.54

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Solution

The fourth proportional to 796,839.12, 1,195,959.87 and 418,030.54 is: 627,413.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,839.12 : 1,195,959.87 = 418,030.54 : x
  2. Step 2: Convert to fraction form
    796,839.12/1,195,959.87 = 418,030.54/x
  3. Step 3: Cross multiply
    796,839.12x = 1,195,959.87 × 418,030.54
  4. Step 4: Simplify right side
    796,839.12x = 499,947,747,284.53
  5. Step 5: Solve for x
    x = 499,947,747,284.53/796,839.12
  6. Step 6: Final answer
    x = 627,413.66

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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.