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Finding the Third Proportional to 203,592 and 307,620

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Solution

The third proportional to 203,592 and 307,620 is: 464,802.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,592 : 307,620 = 307,620 : x
  2. Step 2: Convert to fraction form
    203,592/307,620 = 307,620/x
  3. Step 3: Cross multiply
    203,592x = 307,620 × 307,620
  4. Step 4: Simplify right side
    203,592x = 94,630,064,400
  5. Step 5: Solve for x
    x = 94,630,064,400/203,592
  6. Step 6: Final answer
    x = 464,802.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.