Home / 829,896.20-1,244,844.30-664,008.20

Finding the Fourth Proportional to 829,896.20, 1,244,844.30 and 664,008.20

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Solution

The fourth proportional to 829,896.20, 1,244,844.30 and 664,008.20 is: 996,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,896.20 : 1,244,844.30 = 664,008.20 : x
  2. Step 2: Convert to fraction form
    829,896.20/1,244,844.30 = 664,008.20/x
  3. Step 3: Cross multiply
    829,896.20x = 1,244,844.30 × 664,008.20
  4. Step 4: Simplify right side
    829,896.20x = 826,586,822,923.26
  5. Step 5: Solve for x
    x = 826,586,822,923.26/829,896.20
  6. Step 6: Final answer
    x = 996,012.30

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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.