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Finding the Third Proportional to 194,784 and 304,485

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Solution

The third proportional to 194,784 and 304,485 is: 475,968.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,784 : 304,485 = 304,485 : x
  2. Step 2: Convert to fraction form
    194,784/304,485 = 304,485/x
  3. Step 3: Cross multiply
    194,784x = 304,485 × 304,485
  4. Step 4: Simplify right side
    194,784x = 92,711,115,225
  5. Step 5: Solve for x
    x = 92,711,115,225/194,784
  6. Step 6: Final answer
    x = 475,968.84

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.