Home / 729,930.20-1,094,150.10-493,296.80

Finding the Fourth Proportional to 729,930.20, 1,094,150.10 and 493,296.80

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Solution

The fourth proportional to 729,930.20, 1,094,150.10 and 493,296.80 is: 739,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,930.20 : 1,094,150.10 = 493,296.80 : x
  2. Step 2: Convert to fraction form
    729,930.20/1,094,150.10 = 493,296.80/x
  3. Step 3: Cross multiply
    729,930.20x = 1,094,150.10 × 493,296.80
  4. Step 4: Simplify right side
    729,930.20x = 539,740,743,049.68
  5. Step 5: Solve for x
    x = 539,740,743,049.68/729,930.20
  6. Step 6: Final answer
    x = 739,441.58

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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.