Home / 722,197.11-1,082,945.73-362,213.28

Finding the Fourth Proportional to 722,197.11, 1,082,945.73 and 362,213.28

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Solution

The fourth proportional to 722,197.11, 1,082,945.73 and 362,213.28 is: 543,144.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,197.11 : 1,082,945.73 = 362,213.28 : x
  2. Step 2: Convert to fraction form
    722,197.11/1,082,945.73 = 362,213.28/x
  3. Step 3: Cross multiply
    722,197.11x = 1,082,945.73 × 362,213.28
  4. Step 4: Simplify right side
    722,197.11x = 392,257,324,925.29
  5. Step 5: Solve for x
    x = 392,257,324,925.29/722,197.11
  6. Step 6: Final answer
    x = 543,144.41

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1.5x scale

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.