Home / 1,244,763.60-1,867,375.80-403,342.80

Finding the Fourth Proportional to 1,244,763.60, 1,867,375.80 and 403,342.80

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Solution

The fourth proportional to 1,244,763.60, 1,867,375.80 and 403,342.80 is: 605,088.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,763.60 : 1,867,375.80 = 403,342.80 : x
  2. Step 2: Convert to fraction form
    1,244,763.60/1,867,375.80 = 403,342.80/x
  3. Step 3: Cross multiply
    1,244,763.60x = 1,867,375.80 × 403,342.80
  4. Step 4: Simplify right side
    1,244,763.60x = 753,192,583,824.24
  5. Step 5: Solve for x
    x = 753,192,583,824.24/1,244,763.60
  6. Step 6: Final answer
    x = 605,088.86

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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.