Finding the Fourth Proportional to 676,719.44, 933,832.36 and 374,891.60
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Solution
The fourth proportional to 676,719.44, 933,832.36 and 374,891.60 is: 517,327.99
Step by Step Solution
- Step 1: Write the proportion equation
676,719.44 : 933,832.36 = 374,891.60 : x - Step 2: Convert to fraction form
676,719.44/933,832.36 = 374,891.60/x - Step 3: Cross multiply
676,719.44x = 933,832.36 × 374,891.60 - Step 4: Simplify right side
676,719.44x = 350,085,907,572.18 - Step 5: Solve for x
x = 350,085,907,572.18/676,719.44 - Step 6: Final answer
x = 517,327.99
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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.