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Finding the Third Proportional to 363,718.50 and 790,385.25

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Solution

The third proportional to 363,718.50 and 790,385.25 is: 1,717,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,718.50 : 790,385.25 = 790,385.25 : x
  2. Step 2: Convert to fraction form
    363,718.50/790,385.25 = 790,385.25/x
  3. Step 3: Cross multiply
    363,718.50x = 790,385.25 × 790,385.25
  4. Step 4: Simplify right side
    363,718.50x = 624,708,843,417.56
  5. Step 5: Solve for x
    x = 624,708,843,417.56/363,718.50
  6. Step 6: Final answer
    x = 1,717,561.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.