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Finding the Third Proportional to 445,599 and 670,528

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Solution

The third proportional to 445,599 and 670,528 is: 1,008,996.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,599 : 670,528 = 670,528 : x
  2. Step 2: Convert to fraction form
    445,599/670,528 = 670,528/x
  3. Step 3: Cross multiply
    445,599x = 670,528 × 670,528
  4. Step 4: Simplify right side
    445,599x = 449,607,798,784
  5. Step 5: Solve for x
    x = 449,607,798,784/445,599
  6. Step 6: Final answer
    x = 1,008,996.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.