Home / 1,244,759.60-1,867,369.80-403,338.80

Finding the Fourth Proportional to 1,244,759.60, 1,867,369.80 and 403,338.80

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Solution

The fourth proportional to 1,244,759.60, 1,867,369.80 and 403,338.80 is: 605,082.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,759.60 : 1,867,369.80 = 403,338.80 : x
  2. Step 2: Convert to fraction form
    1,244,759.60/1,867,369.80 = 403,338.80/x
  3. Step 3: Cross multiply
    1,244,759.60x = 1,867,369.80 × 403,338.80
  4. Step 4: Simplify right side
    1,244,759.60x = 753,182,694,288.24
  5. Step 5: Solve for x
    x = 753,182,694,288.24/1,244,759.60
  6. Step 6: Final answer
    x = 605,082.86

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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.