Finding the Fourth Proportional to 395,851.68, 593,881.20 and 196,164
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Solution
The fourth proportional to 395,851.68, 593,881.20 and 196,164 is: 294,297.38
Step by Step Solution
- Step 1: Write the proportion equation
395,851.68 : 593,881.20 = 196,164 : x - Step 2: Convert to fraction form
395,851.68/593,881.20 = 196,164/x - Step 3: Cross multiply
395,851.68x = 593,881.20 × 196,164 - Step 4: Simplify right side
395,851.68x = 116,498,111,716.80 - Step 5: Solve for x
x = 116,498,111,716.80/395,851.68 - Step 6: Final answer
x = 294,297.38
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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.