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Finding the Third Proportional to 345,039 and 750,828

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Solution

The third proportional to 345,039 and 750,828 is: 1,633,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,039 : 750,828 = 750,828 : x
  2. Step 2: Convert to fraction form
    345,039/750,828 = 750,828/x
  3. Step 3: Cross multiply
    345,039x = 750,828 × 750,828
  4. Step 4: Simplify right side
    345,039x = 563,742,685,584
  5. Step 5: Solve for x
    x = 563,742,685,584/345,039
  6. Step 6: Final answer
    x = 1,633,852.07

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.