Finding the Fourth Proportional to 857,843.62, 1,286,770.29 and 226,750.75
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Solution
The fourth proportional to 857,843.62, 1,286,770.29 and 226,750.75 is: 340,127.41
Step by Step Solution
- Step 1: Write the proportion equation
857,843.62 : 1,286,770.29 = 226,750.75 : x - Step 2: Convert to fraction form
857,843.62/1,286,770.29 = 226,750.75/x - Step 3: Cross multiply
857,843.62x = 1,286,770.29 × 226,750.75 - Step 4: Simplify right side
857,843.62x = 291,776,128,335.22 - Step 5: Solve for x
x = 291,776,128,335.22/857,843.62 - Step 6: Final answer
x = 340,127.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.