Home / 303,181.14-455,087.12-223,309.28

Finding the Fourth Proportional to 303,181.14, 455,087.12 and 223,309.28

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Solution

The fourth proportional to 303,181.14, 455,087.12 and 223,309.28 is: 335,196.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,181.14 : 455,087.12 = 223,309.28 : x
  2. Step 2: Convert to fraction form
    303,181.14/455,087.12 = 223,309.28/x
  3. Step 3: Cross multiply
    303,181.14x = 455,087.12 × 223,309.28
  4. Step 4: Simplify right side
    303,181.14x = 101,625,177,104.47
  5. Step 5: Solve for x
    x = 101,625,177,104.47/303,181.14
  6. Step 6: Final answer
    x = 335,196.24

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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.