Finding the Fourth Proportional to 936,794.08, 1,405,414.72 and 305,709.04
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Solution
The fourth proportional to 936,794.08, 1,405,414.72 and 305,709.04 is: 458,636.53
Step by Step Solution
- Step 1: Write the proportion equation
936,794.08 : 1,405,414.72 = 305,709.04 : x - Step 2: Convert to fraction form
936,794.08/1,405,414.72 = 305,709.04/x - Step 3: Cross multiply
936,794.08x = 1,405,414.72 × 305,709.04 - Step 4: Simplify right side
936,794.08x = 429,647,984,853.07 - Step 5: Solve for x
x = 429,647,984,853.07/936,794.08 - Step 6: Final answer
x = 458,636.53
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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.