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Finding the Third Proportional to 366,483 and 788,370

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Solution

The third proportional to 366,483 and 788,370 is: 1,695,923.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,483 : 788,370 = 788,370 : x
  2. Step 2: Convert to fraction form
    366,483/788,370 = 788,370/x
  3. Step 3: Cross multiply
    366,483x = 788,370 × 788,370
  4. Step 4: Simplify right side
    366,483x = 621,527,256,900
  5. Step 5: Solve for x
    x = 621,527,256,900/366,483
  6. Step 6: Final answer
    x = 1,695,923.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.