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Finding the Third Proportional to 291,608 and 450,333

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Solution

The third proportional to 291,608 and 450,333 is: 695,453.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,608 : 450,333 = 450,333 : x
  2. Step 2: Convert to fraction form
    291,608/450,333 = 450,333/x
  3. Step 3: Cross multiply
    291,608x = 450,333 × 450,333
  4. Step 4: Simplify right side
    291,608x = 202,799,810,889
  5. Step 5: Solve for x
    x = 202,799,810,889/291,608
  6. Step 6: Final answer
    x = 695,453.52

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.