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Finding the Third Proportional to 350,698 and 745,136

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Solution

The third proportional to 350,698 and 745,136 is: 1,583,207.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,698 : 745,136 = 745,136 : x
  2. Step 2: Convert to fraction form
    350,698/745,136 = 745,136/x
  3. Step 3: Cross multiply
    350,698x = 745,136 × 745,136
  4. Step 4: Simplify right side
    350,698x = 555,227,658,496
  5. Step 5: Solve for x
    x = 555,227,658,496/350,698
  6. Step 6: Final answer
    x = 1,583,207.37

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.