Finding the Third Proportional to 290,228.25 and 448,476.75
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Solution
The third proportional to 290,228.25 and 448,476.75 is: 693,011.09
Step by Step Solution
- Step 1: Write the proportion equation
290,228.25 : 448,476.75 = 448,476.75 : x - Step 2: Convert to fraction form
290,228.25/448,476.75 = 448,476.75/x - Step 3: Cross multiply
290,228.25x = 448,476.75 × 448,476.75 - Step 4: Simplify right side
290,228.25x = 201,131,395,290.56 - Step 5: Solve for x
x = 201,131,395,290.56/290,228.25 - Step 6: Final answer
x = 693,011.09
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.