Finding the Fourth Proportional to 793,942.19, 1,095,604.52 and 449,771.09
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Solution
The fourth proportional to 793,942.19, 1,095,604.52 and 449,771.09 is: 620,663.87
Step by Step Solution
- Step 1: Write the proportion equation
793,942.19 : 1,095,604.52 = 449,771.09 : x - Step 2: Convert to fraction form
793,942.19/1,095,604.52 = 449,771.09/x - Step 3: Cross multiply
793,942.19x = 1,095,604.52 × 449,771.09 - Step 4: Simplify right side
793,942.19x = 492,771,231,442.45 - Step 5: Solve for x
x = 492,771,231,442.45/793,942.19 - Step 6: Final answer
x = 620,663.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.