Finding the Fourth Proportional to 211,778.96, 315,800.26 and 182,385.68
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Solution
The fourth proportional to 211,778.96, 315,800.26 and 182,385.68 is: 271,969.63
Step by Step Solution
- Step 1: Write the proportion equation
211,778.96 : 315,800.26 = 182,385.68 : x - Step 2: Convert to fraction form
211,778.96/315,800.26 = 182,385.68/x - Step 3: Cross multiply
211,778.96x = 315,800.26 × 182,385.68 - Step 4: Simplify right side
211,778.96x = 57,597,445,164.28 - Step 5: Solve for x
x = 57,597,445,164.28/211,778.96 - Step 6: Final answer
x = 271,969.63
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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.