Finding the Third Proportional to 210,928 and 455,004
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Solution
The third proportional to 210,928 and 455,004 is: 981,513.31
Step by Step Solution
- Step 1: Write the proportion equation
210,928 : 455,004 = 455,004 : x - Step 2: Convert to fraction form
210,928/455,004 = 455,004/x - Step 3: Cross multiply
210,928x = 455,004 × 455,004 - Step 4: Simplify right side
210,928x = 207,028,640,016 - Step 5: Solve for x
x = 207,028,640,016/210,928 - Step 6: Final answer
x = 981,513.31
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.