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Finding the Third Proportional to 331,092.75 and 714,643.13

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Solution

The third proportional to 331,092.75 and 714,643.13 is: 1,542,512.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,092.75 : 714,643.13 = 714,643.13 : x
  2. Step 2: Convert to fraction form
    331,092.75/714,643.13 = 714,643.13/x
  3. Step 3: Cross multiply
    331,092.75x = 714,643.13 × 714,643.13
  4. Step 4: Simplify right side
    331,092.75x = 510,714,796,109.77
  5. Step 5: Solve for x
    x = 510,714,796,109.77/331,092.75
  6. Step 6: Final answer
    x = 1,542,512.77

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.