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Finding the Third Proportional to 375,062 and 821,332

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Solution

The third proportional to 375,062 and 821,332 is: 1,798,599.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,062 : 821,332 = 821,332 : x
  2. Step 2: Convert to fraction form
    375,062/821,332 = 821,332/x
  3. Step 3: Cross multiply
    375,062x = 821,332 × 821,332
  4. Step 4: Simplify right side
    375,062x = 674,586,254,224
  5. Step 5: Solve for x
    x = 674,586,254,224/375,062
  6. Step 6: Final answer
    x = 1,798,599.31

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.