Home / 303,910.23-455,884.80-116,921.73

Finding the Fourth Proportional to 303,910.23, 455,884.80 and 116,921.73

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Solution

The fourth proportional to 303,910.23, 455,884.80 and 116,921.73 is: 175,390.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,910.23 : 455,884.80 = 116,921.73 : x
  2. Step 2: Convert to fraction form
    303,910.23/455,884.80 = 116,921.73/x
  3. Step 3: Cross multiply
    303,910.23x = 455,884.80 × 116,921.73
  4. Step 4: Simplify right side
    303,910.23x = 53,302,839,496.70
  5. Step 5: Solve for x
    x = 53,302,839,496.70/303,910.23
  6. Step 6: Final answer
    x = 175,390.08

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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.