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Finding the Third Proportional to 243,332 and 325,492

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Solution

The third proportional to 243,332 and 325,492 is: 435,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,332 : 325,492 = 325,492 : x
  2. Step 2: Convert to fraction form
    243,332/325,492 = 325,492/x
  3. Step 3: Cross multiply
    243,332x = 325,492 × 325,492
  4. Step 4: Simplify right side
    243,332x = 105,945,042,064
  5. Step 5: Solve for x
    x = 105,945,042,064/243,332
  6. Step 6: Final answer
    x = 435,392.97

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.