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Finding the Third Proportional to 154,824 and 239,282

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Solution

The third proportional to 154,824 and 239,282 is: 369,812.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,824 : 239,282 = 239,282 : x
  2. Step 2: Convert to fraction form
    154,824/239,282 = 239,282/x
  3. Step 3: Cross multiply
    154,824x = 239,282 × 239,282
  4. Step 4: Simplify right side
    154,824x = 57,255,875,524
  5. Step 5: Solve for x
    x = 57,255,875,524/154,824
  6. Step 6: Final answer
    x = 369,812.66

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.