Finding the Third Proportional to 145,618.50 and 311,482.50
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Solution
The third proportional to 145,618.50 and 311,482.50 is: 666,270.75
Step by Step Solution
- Step 1: Write the proportion equation
145,618.50 : 311,482.50 = 311,482.50 : x - Step 2: Convert to fraction form
145,618.50/311,482.50 = 311,482.50/x - Step 3: Cross multiply
145,618.50x = 311,482.50 × 311,482.50 - Step 4: Simplify right side
145,618.50x = 97,021,347,806.25 - Step 5: Solve for x
x = 97,021,347,806.25/145,618.50 - Step 6: Final answer
x = 666,270.75
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.