Home / 849,144.92-1,171,819.94-467,163.50

Finding the Fourth Proportional to 849,144.92, 1,171,819.94 and 467,163.50

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Solution

The fourth proportional to 849,144.92, 1,171,819.94 and 467,163.50 is: 644,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,144.92 : 1,171,819.94 = 467,163.50 : x
  2. Step 2: Convert to fraction form
    849,144.92/1,171,819.94 = 467,163.50/x
  3. Step 3: Cross multiply
    849,144.92x = 1,171,819.94 × 467,163.50
  4. Step 4: Simplify right side
    849,144.92x = 547,431,504,540.19
  5. Step 5: Solve for x
    x = 547,431,504,540.19/849,144.92
  6. Step 6: Final answer
    x = 644,685.60

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1.5x scale

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.