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Finding the Third Proportional to 133,402 and 314,904

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Solution

The third proportional to 133,402 and 314,904 is: 743,351.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,402 : 314,904 = 314,904 : x
  2. Step 2: Convert to fraction form
    133,402/314,904 = 314,904/x
  3. Step 3: Cross multiply
    133,402x = 314,904 × 314,904
  4. Step 4: Simplify right side
    133,402x = 99,164,529,216
  5. Step 5: Solve for x
    x = 99,164,529,216/133,402
  6. Step 6: Final answer
    x = 743,351.14

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.