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Finding the Third Proportional to 379,988 and 592,988

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Solution

The third proportional to 379,988 and 592,988 is: 925,383.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,988 : 592,988 = 592,988 : x
  2. Step 2: Convert to fraction form
    379,988/592,988 = 592,988/x
  3. Step 3: Cross multiply
    379,988x = 592,988 × 592,988
  4. Step 4: Simplify right side
    379,988x = 351,634,768,144
  5. Step 5: Solve for x
    x = 351,634,768,144/379,988
  6. Step 6: Final answer
    x = 925,383.88

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.