Finding the Third Proportional to 388,173 and 844,690
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Solution
The third proportional to 388,173 and 844,690 is: 1,838,101.04
Step by Step Solution
- Step 1: Write the proportion equation
388,173 : 844,690 = 844,690 : x - Step 2: Convert to fraction form
388,173/844,690 = 844,690/x - Step 3: Cross multiply
388,173x = 844,690 × 844,690 - Step 4: Simplify right side
388,173x = 713,501,196,100 - Step 5: Solve for x
x = 713,501,196,100/388,173 - Step 6: Final answer
x = 1,838,101.04
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.