Finding the Third Proportional to 275,220.75 and 411,549.75
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Solution
The third proportional to 275,220.75 and 411,549.75 is: 615,408.53
Step by Step Solution
- Step 1: Write the proportion equation
275,220.75 : 411,549.75 = 411,549.75 : x - Step 2: Convert to fraction form
275,220.75/411,549.75 = 411,549.75/x - Step 3: Cross multiply
275,220.75x = 411,549.75 × 411,549.75 - Step 4: Simplify right side
275,220.75x = 169,373,196,725.06 - Step 5: Solve for x
x = 169,373,196,725.06/275,220.75 - Step 6: Final answer
x = 615,408.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.