Home / 303,183.23-455,090.27-223,311.39

Finding the Fourth Proportional to 303,183.23, 455,090.27 and 223,311.39

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Solution

The fourth proportional to 303,183.23, 455,090.27 and 223,311.39 is: 335,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,183.23 : 455,090.27 = 223,311.39 : x
  2. Step 2: Convert to fraction form
    303,183.23/455,090.27 = 223,311.39/x
  3. Step 3: Cross multiply
    303,183.23x = 455,090.27 × 223,311.39
  4. Step 4: Simplify right side
    303,183.23x = 101,626,840,769.18
  5. Step 5: Solve for x
    x = 101,626,840,769.18/303,183.23
  6. Step 6: Final answer
    x = 335,199.41

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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.