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Finding the Third Proportional to 630,207 and 945,776.25

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Solution

The third proportional to 630,207 and 945,776.25 is: 1,419,363.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,207 : 945,776.25 = 945,776.25 : x
  2. Step 2: Convert to fraction form
    630,207/945,776.25 = 945,776.25/x
  3. Step 3: Cross multiply
    630,207x = 945,776.25 × 945,776.25
  4. Step 4: Simplify right side
    630,207x = 894,492,715,064.06
  5. Step 5: Solve for x
    x = 894,492,715,064.06/630,207
  6. Step 6: Final answer
    x = 1,419,363.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.