Home / 862,922.77-1,294,571.00-330,443.82

Finding the Fourth Proportional to 862,922.77, 1,294,571.00 and 330,443.82

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Solution

The fourth proportional to 862,922.77, 1,294,571.00 and 330,443.82 is: 495,737.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,922.77 : 1,294,571.00 = 330,443.82 : x
  2. Step 2: Convert to fraction form
    862,922.77/1,294,571.00 = 330,443.82/x
  3. Step 3: Cross multiply
    862,922.77x = 1,294,571.00 × 330,443.82
  4. Step 4: Simplify right side
    862,922.77x = 427,782,992,181.97
  5. Step 5: Solve for x
    x = 427,782,992,181.97/862,922.77
  6. Step 6: Final answer
    x = 495,737.29

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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.