Finding the Third Proportional to 205,190.25 and 306,961.50
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Solution
The third proportional to 205,190.25 and 306,961.50 is: 459,209.75
Step by Step Solution
- Step 1: Write the proportion equation
205,190.25 : 306,961.50 = 306,961.50 : x - Step 2: Convert to fraction form
205,190.25/306,961.50 = 306,961.50/x - Step 3: Cross multiply
205,190.25x = 306,961.50 × 306,961.50 - Step 4: Simplify right side
205,190.25x = 94,225,362,482.25 - Step 5: Solve for x
x = 94,225,362,482.25/205,190.25 - Step 6: Final answer
x = 459,209.75
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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.