Finding the Third Proportional to 290,228.13 and 448,476.25
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Solution
The third proportional to 290,228.13 and 448,476.25 is: 693,009.84
Step by Step Solution
- Step 1: Write the proportion equation
290,228.13 : 448,476.25 = 448,476.25 : x - Step 2: Convert to fraction form
290,228.13/448,476.25 = 448,476.25/x - Step 3: Cross multiply
290,228.13x = 448,476.25 × 448,476.25 - Step 4: Simplify right side
290,228.13x = 201,130,946,814.06 - Step 5: Solve for x
x = 201,130,946,814.06/290,228.13 - Step 6: Final answer
x = 693,009.84
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.