Finding the Fourth Proportional to 477,673.60, 659,283.84 and 273,861.44
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Solution
The fourth proportional to 477,673.60, 659,283.84 and 273,861.44 is: 377,982.84
Step by Step Solution
- Step 1: Write the proportion equation
477,673.60 : 659,283.84 = 273,861.44 : x - Step 2: Convert to fraction form
477,673.60/659,283.84 = 273,861.44/x - Step 3: Cross multiply
477,673.60x = 659,283.84 × 273,861.44 - Step 4: Simplify right side
477,673.60x = 180,552,421,791.13 - Step 5: Solve for x
x = 180,552,421,791.13/477,673.60 - Step 6: Final answer
x = 377,982.84
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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.