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Finding the Third Proportional to 395,303.63 and 869,324.63

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Solution

The third proportional to 395,303.63 and 869,324.63 is: 1,911,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,303.63 : 869,324.63 = 869,324.63 : x
  2. Step 2: Convert to fraction form
    395,303.63/869,324.63 = 869,324.63/x
  3. Step 3: Cross multiply
    395,303.63x = 869,324.63 × 869,324.63
  4. Step 4: Simplify right side
    395,303.63x = 755,725,303,631.39
  5. Step 5: Solve for x
    x = 755,725,303,631.39/395,303.63
  6. Step 6: Final answer
    x = 1,911,759.10

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.