Finding the Fourth Proportional to 676,187.75, 933,168.26 and 374,381.75
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Solution
The fourth proportional to 676,187.75, 933,168.26 and 374,381.75 is: 516,662.96
Step by Step Solution
- Step 1: Write the proportion equation
676,187.75 : 933,168.26 = 374,381.75 : x - Step 2: Convert to fraction form
676,187.75/933,168.26 = 374,381.75/x - Step 3: Cross multiply
676,187.75x = 933,168.26 × 374,381.75 - Step 4: Simplify right side
676,187.75x = 349,361,166,223.26 - Step 5: Solve for x
x = 349,361,166,223.26/676,187.75 - Step 6: Final answer
x = 516,662.96
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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.