Finding the Fourth Proportional to 361,194.73, 498,452.42 and 217,927.09
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Solution
The fourth proportional to 361,194.73, 498,452.42 and 217,927.09 is: 300,741.61
Step by Step Solution
- Step 1: Write the proportion equation
361,194.73 : 498,452.42 = 217,927.09 : x - Step 2: Convert to fraction form
361,194.73/498,452.42 = 217,927.09/x - Step 3: Cross multiply
361,194.73x = 498,452.42 × 217,927.09 - Step 4: Simplify right side
361,194.73x = 108,626,285,394.06 - Step 5: Solve for x
x = 108,626,285,394.06/361,194.73 - Step 6: Final answer
x = 300,741.61
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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.