Home / 681,787.15-1,022,696.30-202,005.95

Finding the Fourth Proportional to 681,787.15, 1,022,696.30 and 202,005.95

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Solution

The fourth proportional to 681,787.15, 1,022,696.30 and 202,005.95 is: 303,013.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,787.15 : 1,022,696.30 = 202,005.95 : x
  2. Step 2: Convert to fraction form
    681,787.15/1,022,696.30 = 202,005.95/x
  3. Step 3: Cross multiply
    681,787.15x = 1,022,696.30 × 202,005.95
  4. Step 4: Simplify right side
    681,787.15x = 206,590,737,642.99
  5. Step 5: Solve for x
    x = 206,590,737,642.99/681,787.15
  6. Step 6: Final answer
    x = 303,013.54

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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.