Home / 1,193,367.21-1,790,109.83-340,564.56

Finding the Fourth Proportional to 1,193,367.21, 1,790,109.83 and 340,564.56

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Solution

The fourth proportional to 1,193,367.21, 1,790,109.83 and 340,564.56 is: 510,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,367.21 : 1,790,109.83 = 340,564.56 : x
  2. Step 2: Convert to fraction form
    1,193,367.21/1,790,109.83 = 340,564.56/x
  3. Step 3: Cross multiply
    1,193,367.21x = 1,790,109.83 × 340,564.56
  4. Step 4: Simplify right side
    1,193,367.21x = 609,647,964,902.80
  5. Step 5: Solve for x
    x = 609,647,964,902.80/1,193,367.21
  6. Step 6: Final answer
    x = 510,863.68

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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.