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Finding the Fourth Proportional to 303,180.98, 455,086.89 and 223,309.14

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Solution

The fourth proportional to 303,180.98, 455,086.89 and 223,309.14 is: 335,196.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,180.98 : 455,086.89 = 223,309.14 : x
  2. Step 2: Convert to fraction form
    303,180.98/455,086.89 = 223,309.14/x
  3. Step 3: Cross multiply
    303,180.98x = 455,086.89 × 223,309.14
  4. Step 4: Simplify right side
    303,180.98x = 101,625,062,031.18
  5. Step 5: Solve for x
    x = 101,625,062,031.18/303,180.98
  6. Step 6: Final answer
    x = 335,196.03

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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.