Finding the Fourth Proportional to 382,790.63, 574,314.75 and 169,528.97
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Solution
The fourth proportional to 382,790.63, 574,314.75 and 169,528.97 is: 254,350.50
Step by Step Solution
- Step 1: Write the proportion equation
382,790.63 : 574,314.75 = 169,528.97 : x - Step 2: Convert to fraction form
382,790.63/574,314.75 = 169,528.97/x - Step 3: Cross multiply
382,790.63x = 574,314.75 × 169,528.97 - Step 4: Simplify right side
382,790.63x = 97,362,989,459.09 - Step 5: Solve for x
x = 97,362,989,459.09/382,790.63 - Step 6: Final answer
x = 254,350.50
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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.