Finding the Fourth Proportional to 418,473.18, 627,704.37 and 102,932.82
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Solution
The fourth proportional to 418,473.18, 627,704.37 and 102,932.82 is: 154,397.90
Step by Step Solution
- Step 1: Write the proportion equation
418,473.18 : 627,704.37 = 102,932.82 : x - Step 2: Convert to fraction form
418,473.18/627,704.37 = 102,932.82/x - Step 3: Cross multiply
418,473.18x = 627,704.37 × 102,932.82 - Step 4: Simplify right side
418,473.18x = 64,611,380,930.42 - Step 5: Solve for x
x = 64,611,380,930.42/418,473.18 - Step 6: Final answer
x = 154,397.90
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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.