Finding the Fourth Proportional to 574,867.26, 793,318.26 and 345,428.38
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Solution
The fourth proportional to 574,867.26, 793,318.26 and 345,428.38 is: 476,692.03
Step by Step Solution
- Step 1: Write the proportion equation
574,867.26 : 793,318.26 = 345,428.38 : x - Step 2: Convert to fraction form
574,867.26/793,318.26 = 345,428.38/x - Step 3: Cross multiply
574,867.26x = 793,318.26 × 345,428.38 - Step 4: Simplify right side
574,867.26x = 274,034,641,376.22 - Step 5: Solve for x
x = 274,034,641,376.22/574,867.26 - Step 6: Final answer
x = 476,692.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.