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Finding the Third Proportional to 203,046 and 297,643.50

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Solution

The third proportional to 203,046 and 297,643.50 is: 436,313.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,046 : 297,643.50 = 297,643.50 : x
  2. Step 2: Convert to fraction form
    203,046/297,643.50 = 297,643.50/x
  3. Step 3: Cross multiply
    203,046x = 297,643.50 × 297,643.50
  4. Step 4: Simplify right side
    203,046x = 88,591,653,092.25
  5. Step 5: Solve for x
    x = 88,591,653,092.25/203,046
  6. Step 6: Final answer
    x = 436,313.22

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.