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Finding the Third Proportional to 326,232 and 716,616

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Solution

The third proportional to 326,232 and 716,616 is: 1,574,151.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,232 : 716,616 = 716,616 : x
  2. Step 2: Convert to fraction form
    326,232/716,616 = 716,616/x
  3. Step 3: Cross multiply
    326,232x = 716,616 × 716,616
  4. Step 4: Simplify right side
    326,232x = 513,538,491,456
  5. Step 5: Solve for x
    x = 513,538,491,456/326,232
  6. Step 6: Final answer
    x = 1,574,151.19

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.