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Finding the Third Proportional to 305,836 and 719,570

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Solution

The third proportional to 305,836 and 719,570 is: 1,693,002.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,836 : 719,570 = 719,570 : x
  2. Step 2: Convert to fraction form
    305,836/719,570 = 719,570/x
  3. Step 3: Cross multiply
    305,836x = 719,570 × 719,570
  4. Step 4: Simplify right side
    305,836x = 517,780,984,900
  5. Step 5: Solve for x
    x = 517,780,984,900/305,836
  6. Step 6: Final answer
    x = 1,693,002.08

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.