Home / 769,418.87-1,154,073.62-236,884.37

Finding the Fourth Proportional to 769,418.87, 1,154,073.62 and 236,884.37

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Solution

The fourth proportional to 769,418.87, 1,154,073.62 and 236,884.37 is: 355,309.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,418.87 : 1,154,073.62 = 236,884.37 : x
  2. Step 2: Convert to fraction form
    769,418.87/1,154,073.62 = 236,884.37/x
  3. Step 3: Cross multiply
    769,418.87x = 1,154,073.62 × 236,884.37
  4. Step 4: Simplify right side
    769,418.87x = 273,381,997,229.16
  5. Step 5: Solve for x
    x = 273,381,997,229.16/769,418.87
  6. Step 6: Final answer
    x = 355,309.71

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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.