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Finding the Third Proportional to 464,818.50 and 718,247.25

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Solution

The third proportional to 464,818.50 and 718,247.25 is: 1,109,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,818.50 : 718,247.25 = 718,247.25 : x
  2. Step 2: Convert to fraction form
    464,818.50/718,247.25 = 718,247.25/x
  3. Step 3: Cross multiply
    464,818.50x = 718,247.25 × 718,247.25
  4. Step 4: Simplify right side
    464,818.50x = 515,879,112,132.56
  5. Step 5: Solve for x
    x = 515,879,112,132.56/464,818.50
  6. Step 6: Final answer
    x = 1,109,850.65

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.