Home / 796,824.50-1,099,617.84-439,128.50

Finding the Fourth Proportional to 796,824.50, 1,099,617.84 and 439,128.50

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Solution

The fourth proportional to 796,824.50, 1,099,617.84 and 439,128.50 is: 605,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,824.50 : 1,099,617.84 = 439,128.50 : x
  2. Step 2: Convert to fraction form
    796,824.50/1,099,617.84 = 439,128.50/x
  3. Step 3: Cross multiply
    796,824.50x = 1,099,617.84 × 439,128.50
  4. Step 4: Simplify right side
    796,824.50x = 482,873,532,652.44
  5. Step 5: Solve for x
    x = 482,873,532,652.44/796,824.50
  6. Step 6: Final answer
    x = 605,997.35

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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.