Home / 733,007.40-1,099,122.30-259,708.20

Finding the Fourth Proportional to 733,007.40, 1,099,122.30 and 259,708.20

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Solution

The fourth proportional to 733,007.40, 1,099,122.30 and 259,708.20 is: 389,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,007.40 : 1,099,122.30 = 259,708.20 : x
  2. Step 2: Convert to fraction form
    733,007.40/1,099,122.30 = 259,708.20/x
  3. Step 3: Cross multiply
    733,007.40x = 1,099,122.30 × 259,708.20
  4. Step 4: Simplify right side
    733,007.40x = 285,451,074,112.86
  5. Step 5: Solve for x
    x = 285,451,074,112.86/733,007.40
  6. Step 6: Final answer
    x = 389,424.55

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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.