Finding the Fourth Proportional to 629,591.06, 868,810.31 and 343,104.99
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Solution
The fourth proportional to 629,591.06, 868,810.31 and 343,104.99 is: 473,471.08
Step by Step Solution
- Step 1: Write the proportion equation
629,591.06 : 868,810.31 = 343,104.99 : x - Step 2: Convert to fraction form
629,591.06/868,810.31 = 343,104.99/x - Step 3: Cross multiply
629,591.06x = 868,810.31 × 343,104.99 - Step 4: Simplify right side
629,591.06x = 298,093,156,840.25 - Step 5: Solve for x
x = 298,093,156,840.25/629,591.06 - Step 6: Final answer
x = 473,471.08
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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.