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Finding the Third Proportional to 223,574 and 328,232

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Solution

The third proportional to 223,574 and 328,232 is: 481,881.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,574 : 328,232 = 328,232 : x
  2. Step 2: Convert to fraction form
    223,574/328,232 = 328,232/x
  3. Step 3: Cross multiply
    223,574x = 328,232 × 328,232
  4. Step 4: Simplify right side
    223,574x = 107,736,245,824
  5. Step 5: Solve for x
    x = 107,736,245,824/223,574
  6. Step 6: Final answer
    x = 481,881.82

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.