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Finding the Third Proportional to 193,648 and 290,460

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Solution

The third proportional to 193,648 and 290,460 is: 435,672.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,648 : 290,460 = 290,460 : x
  2. Step 2: Convert to fraction form
    193,648/290,460 = 290,460/x
  3. Step 3: Cross multiply
    193,648x = 290,460 × 290,460
  4. Step 4: Simplify right side
    193,648x = 84,367,011,600
  5. Step 5: Solve for x
    x = 84,367,011,600/193,648
  6. Step 6: Final answer
    x = 435,672.00

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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.