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Finding the Third Proportional to 330,924 and 714,336

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Solution

The third proportional to 330,924 and 714,336 is: 1,541,973.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,924 : 714,336 = 714,336 : x
  2. Step 2: Convert to fraction form
    330,924/714,336 = 714,336/x
  3. Step 3: Cross multiply
    330,924x = 714,336 × 714,336
  4. Step 4: Simplify right side
    330,924x = 510,275,920,896
  5. Step 5: Solve for x
    x = 510,275,920,896/330,924
  6. Step 6: Final answer
    x = 1,541,973.14

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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.