Finding the Fourth Proportional to 273,734.80, 408,071.90 and 269,420.94
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Solution
The fourth proportional to 273,734.80, 408,071.90 and 269,420.94 is: 401,640.99
Step by Step Solution
- Step 1: Write the proportion equation
273,734.80 : 408,071.90 = 269,420.94 : x - Step 2: Convert to fraction form
273,734.80/408,071.90 = 269,420.94/x - Step 3: Cross multiply
273,734.80x = 408,071.90 × 269,420.94 - Step 4: Simplify right side
273,734.80x = 109,943,115,559.14 - Step 5: Solve for x
x = 109,943,115,559.14/273,734.80 - Step 6: Final answer
x = 401,640.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.