Finding the Fourth Proportional to 404,022.45, 606,212.19 and 211,850.99
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Solution
The fourth proportional to 404,022.45, 606,212.19 and 211,850.99 is: 317,870.09
Step by Step Solution
- Step 1: Write the proportion equation
404,022.45 : 606,212.19 = 211,850.99 : x - Step 2: Convert to fraction form
404,022.45/606,212.19 = 211,850.99/x - Step 3: Cross multiply
404,022.45x = 606,212.19 × 211,850.99 - Step 4: Simplify right side
404,022.45x = 128,426,652,601.57 - Step 5: Solve for x
x = 128,426,652,601.57/404,022.45 - Step 6: Final answer
x = 317,870.09
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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.