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Finding the Third Proportional to 366,977 and 607,356

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Solution

The third proportional to 366,977 and 607,356 is: 1,005,189.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,977 : 607,356 = 607,356 : x
  2. Step 2: Convert to fraction form
    366,977/607,356 = 607,356/x
  3. Step 3: Cross multiply
    366,977x = 607,356 × 607,356
  4. Step 4: Simplify right side
    366,977x = 368,881,310,736
  5. Step 5: Solve for x
    x = 368,881,310,736/366,977
  6. Step 6: Final answer
    x = 1,005,189.18

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.