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Finding the Third Proportional to 190,574.44 and 414,362.25

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Solution

The third proportional to 190,574.44 and 414,362.25 is: 900,939.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,574.44 : 414,362.25 = 414,362.25 : x
  2. Step 2: Convert to fraction form
    190,574.44/414,362.25 = 414,362.25/x
  3. Step 3: Cross multiply
    190,574.44x = 414,362.25 × 414,362.25
  4. Step 4: Simplify right side
    190,574.44x = 171,696,074,225.06
  5. Step 5: Solve for x
    x = 171,696,074,225.06/190,574.44
  6. Step 6: Final answer
    x = 900,939.69

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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.