Home / 852,936.02-1,279,846.82-347,867.54

Finding the Fourth Proportional to 852,936.02, 1,279,846.82 and 347,867.54

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Solution

The fourth proportional to 852,936.02, 1,279,846.82 and 347,867.54 is: 521,981.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,936.02 : 1,279,846.82 = 347,867.54 : x
  2. Step 2: Convert to fraction form
    852,936.02/1,279,846.82 = 347,867.54/x
  3. Step 3: Cross multiply
    852,936.02x = 1,279,846.82 × 347,867.54
  4. Step 4: Simplify right side
    852,936.02x = 445,217,164,850.22
  5. Step 5: Solve for x
    x = 445,217,164,850.22/852,936.02
  6. Step 6: Final answer
    x = 521,981.90

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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.