Home / 796,817.50-1,099,608.18-439,121.50

Finding the Fourth Proportional to 796,817.50, 1,099,608.18 and 439,121.50

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Solution

The fourth proportional to 796,817.50, 1,099,608.18 and 439,121.50 is: 605,987.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,817.50 : 1,099,608.18 = 439,121.50 : x
  2. Step 2: Convert to fraction form
    796,817.50/1,099,608.18 = 439,121.50/x
  3. Step 3: Cross multiply
    796,817.50x = 1,099,608.18 × 439,121.50
  4. Step 4: Simplify right side
    796,817.50x = 482,861,591,218.26
  5. Step 5: Solve for x
    x = 482,861,591,218.26/796,817.50
  6. Step 6: Final answer
    x = 605,987.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.