Finding the Fourth Proportional to 622,163.70, 933,245.55 and 201,482.10
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Solution
The fourth proportional to 622,163.70, 933,245.55 and 201,482.10 is: 302,223.15
Step by Step Solution
- Step 1: Write the proportion equation
622,163.70 : 933,245.55 = 201,482.10 : x - Step 2: Convert to fraction form
622,163.70/933,245.55 = 201,482.10/x - Step 3: Cross multiply
622,163.70x = 933,245.55 × 201,482.10 - Step 4: Simplify right side
622,163.70x = 188,032,273,229.66 - Step 5: Solve for x
x = 188,032,273,229.66/622,163.70 - Step 6: Final answer
x = 302,223.15
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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.