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Finding the Fourth Proportional to 304,336.62, 456,131.03 and 170,936.46

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Solution

The fourth proportional to 304,336.62, 456,131.03 and 170,936.46 is: 256,194.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,336.62 : 456,131.03 = 170,936.46 : x
  2. Step 2: Convert to fraction form
    304,336.62/456,131.03 = 170,936.46/x
  3. Step 3: Cross multiply
    304,336.62x = 456,131.03 × 170,936.46
  4. Step 4: Simplify right side
    304,336.62x = 77,969,422,709.67
  5. Step 5: Solve for x
    x = 77,969,422,709.67/304,336.62
  6. Step 6: Final answer
    x = 256,194.68

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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.