Finding the Fourth Proportional to 622,162.36, 933,391.86 and 201,438.36
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Solution
The fourth proportional to 622,162.36, 933,391.86 and 201,438.36 is: 302,205.56
Step by Step Solution
- Step 1: Write the proportion equation
622,162.36 : 933,391.86 = 201,438.36 : x - Step 2: Convert to fraction form
622,162.36/933,391.86 = 201,438.36/x - Step 3: Cross multiply
622,162.36x = 933,391.86 × 201,438.36 - Step 4: Simplify right side
622,162.36x = 188,020,925,515.75 - Step 5: Solve for x
x = 188,020,925,515.75/622,162.36 - Step 6: Final answer
x = 302,205.56
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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.