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Finding the Third Proportional to 630,372 and 968,880

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Solution

The third proportional to 630,372 and 968,880 is: 1,489,165.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,372 : 968,880 = 968,880 : x
  2. Step 2: Convert to fraction form
    630,372/968,880 = 968,880/x
  3. Step 3: Cross multiply
    630,372x = 968,880 × 968,880
  4. Step 4: Simplify right side
    630,372x = 938,728,454,400
  5. Step 5: Solve for x
    x = 938,728,454,400/630,372
  6. Step 6: Final answer
    x = 1,489,165.85

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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.