Finding the Fourth Proportional to 622,198.57, 933,433.94 and 201,516.97
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Solution
The fourth proportional to 622,198.57, 933,433.94 and 201,516.97 is: 302,319.53
Step by Step Solution
- Step 1: Write the proportion equation
622,198.57 : 933,433.94 = 201,516.97 : x - Step 2: Convert to fraction form
622,198.57/933,433.94 = 201,516.97/x - Step 3: Cross multiply
622,198.57x = 933,433.94 × 201,516.97 - Step 4: Simplify right side
622,198.57x = 188,102,779,283.96 - Step 5: Solve for x
x = 188,102,779,283.96/622,198.57 - Step 6: Final answer
x = 302,319.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.