Finding the Fourth Proportional to 355,567.62, 490,806.87 and 204,724.74
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Solution
The fourth proportional to 355,567.62, 490,806.87 and 204,724.74 is: 282,591.28
Step by Step Solution
- Step 1: Write the proportion equation
355,567.62 : 490,806.87 = 204,724.74 : x - Step 2: Convert to fraction form
355,567.62/490,806.87 = 204,724.74/x - Step 3: Cross multiply
355,567.62x = 490,806.87 × 204,724.74 - Step 4: Simplify right side
355,567.62x = 100,480,308,850.96 - Step 5: Solve for x
x = 100,480,308,850.96/355,567.62 - Step 6: Final answer
x = 282,591.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.