Home / 303,183.13-455,090.13-223,311.29

Finding the Fourth Proportional to 303,183.13, 455,090.13 and 223,311.29

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Solution

The fourth proportional to 303,183.13, 455,090.13 and 223,311.29 is: 335,199.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,183.13 : 455,090.13 = 223,311.29 : x
  2. Step 2: Convert to fraction form
    303,183.13/455,090.13 = 223,311.29/x
  3. Step 3: Cross multiply
    303,183.13x = 455,090.13 × 223,311.29
  4. Step 4: Simplify right side
    303,183.13x = 101,626,763,996.57
  5. Step 5: Solve for x
    x = 101,626,763,996.57/303,183.13
  6. Step 6: Final answer
    x = 335,199.27

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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.