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Finding the Third Proportional to 630,108 and 956,812

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Solution

The third proportional to 630,108 and 956,812 is: 1,452,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,108 : 956,812 = 956,812 : x
  2. Step 2: Convert to fraction form
    630,108/956,812 = 956,812/x
  3. Step 3: Cross multiply
    630,108x = 956,812 × 956,812
  4. Step 4: Simplify right side
    630,108x = 915,489,203,344
  5. Step 5: Solve for x
    x = 915,489,203,344/630,108
  6. Step 6: Final answer
    x = 1,452,908.40

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.