Finding the Fourth Proportional to 252,290.58, 347,799.30 and 198,482.28
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Solution
The fourth proportional to 252,290.58, 347,799.30 and 198,482.28 is: 273,620.99
Step by Step Solution
- Step 1: Write the proportion equation
252,290.58 : 347,799.30 = 198,482.28 : x - Step 2: Convert to fraction form
252,290.58/347,799.30 = 198,482.28/x - Step 3: Cross multiply
252,290.58x = 347,799.30 × 198,482.28 - Step 4: Simplify right side
252,290.58x = 69,031,998,046.40 - Step 5: Solve for x
x = 69,031,998,046.40/252,290.58 - Step 6: Final answer
x = 273,620.99
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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.