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Finding the Third Proportional to 375,322 and 553,092

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Solution

The third proportional to 375,322 and 553,092 is: 815,062.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,322 : 553,092 = 553,092 : x
  2. Step 2: Convert to fraction form
    375,322/553,092 = 553,092/x
  3. Step 3: Cross multiply
    375,322x = 553,092 × 553,092
  4. Step 4: Simplify right side
    375,322x = 305,910,760,464
  5. Step 5: Solve for x
    x = 305,910,760,464/375,322
  6. Step 6: Final answer
    x = 815,062.16

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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.