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Finding the Fourth Proportional to 304,331.17, 419,996.46 and 170,195.17

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Solution

The fourth proportional to 304,331.17, 419,996.46 and 170,195.17 is: 234,880.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,331.17 : 419,996.46 = 170,195.17 : x
  2. Step 2: Convert to fraction form
    304,331.17/419,996.46 = 170,195.17/x
  3. Step 3: Cross multiply
    304,331.17x = 419,996.46 × 170,195.17
  4. Step 4: Simplify right side
    304,331.17x = 71,481,369,533.60
  5. Step 5: Solve for x
    x = 71,481,369,533.60/304,331.17
  6. Step 6: Final answer
    x = 234,880.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.