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Finding the Third Proportional to 373,592 and 810,688

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Solution

The third proportional to 373,592 and 810,688 is: 1,759,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,592 : 810,688 = 810,688 : x
  2. Step 2: Convert to fraction form
    373,592/810,688 = 810,688/x
  3. Step 3: Cross multiply
    373,592x = 810,688 × 810,688
  4. Step 4: Simplify right side
    373,592x = 657,215,033,344
  5. Step 5: Solve for x
    x = 657,215,033,344/373,592
  6. Step 6: Final answer
    x = 1,759,178.55

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.