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Finding the Third Proportional to 345,512 and 533,028

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Solution

The third proportional to 345,512 and 533,028 is: 822,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,512 : 533,028 = 533,028 : x
  2. Step 2: Convert to fraction form
    345,512/533,028 = 533,028/x
  3. Step 3: Cross multiply
    345,512x = 533,028 × 533,028
  4. Step 4: Simplify right side
    345,512x = 284,118,848,784
  5. Step 5: Solve for x
    x = 284,118,848,784/345,512
  6. Step 6: Final answer
    x = 822,312.54

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.