Finding the Fourth Proportional to 253,540.96, 379,750.83 and 173,388.99
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Solution
The fourth proportional to 253,540.96, 379,750.83 and 173,388.99 is: 259,700.10
Step by Step Solution
- Step 1: Write the proportion equation
253,540.96 : 379,750.83 = 173,388.99 : x - Step 2: Convert to fraction form
253,540.96/379,750.83 = 173,388.99/x - Step 3: Cross multiply
253,540.96x = 379,750.83 × 173,388.99 - Step 4: Simplify right side
253,540.96x = 65,844,612,865.36 - Step 5: Solve for x
x = 65,844,612,865.36/253,540.96 - Step 6: Final answer
x = 259,700.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.