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Finding the Third Proportional to 643,546.50 and 973,623.50

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Solution

The third proportional to 643,546.50 and 973,623.50 is: 1,472,998.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,546.50 : 973,623.50 = 973,623.50 : x
  2. Step 2: Convert to fraction form
    643,546.50/973,623.50 = 973,623.50/x
  3. Step 3: Cross multiply
    643,546.50x = 973,623.50 × 973,623.50
  4. Step 4: Simplify right side
    643,546.50x = 947,942,719,752.25
  5. Step 5: Solve for x
    x = 947,942,719,752.25/643,546.50
  6. Step 6: Final answer
    x = 1,472,998.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.