Finding the Fourth Proportional to 214,896.25, 322,394.80 and 211,325.97
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Solution
The fourth proportional to 214,896.25, 322,394.80 and 211,325.97 is: 317,038.54
Step by Step Solution
- Step 1: Write the proportion equation
214,896.25 : 322,394.80 = 211,325.97 : x - Step 2: Convert to fraction form
214,896.25/322,394.80 = 211,325.97/x - Step 3: Cross multiply
214,896.25x = 322,394.80 × 211,325.97 - Step 4: Simplify right side
214,896.25x = 68,130,393,179.32 - Step 5: Solve for x
x = 68,130,393,179.32/214,896.25 - Step 6: Final answer
x = 317,038.54
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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.