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Finding the Fourth Proportional to 304,770.94, 457,229.41 and 127,179.16

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Solution

The fourth proportional to 304,770.94, 457,229.41 and 127,179.16 is: 190,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,770.94 : 457,229.41 = 127,179.16 : x
  2. Step 2: Convert to fraction form
    304,770.94/457,229.41 = 127,179.16/x
  3. Step 3: Cross multiply
    304,770.94x = 457,229.41 × 127,179.16
  4. Step 4: Simplify right side
    304,770.94x = 58,150,052,291.10
  5. Step 5: Solve for x
    x = 58,150,052,291.10/304,770.94
  6. Step 6: Final answer
    x = 190,799.20

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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.