Finding the Fourth Proportional to 298,230.44, 411,554.79 and 177,369.06
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Solution
The fourth proportional to 298,230.44, 411,554.79 and 177,369.06 is: 244,767.39
Step by Step Solution
- Step 1: Write the proportion equation
298,230.44 : 411,554.79 = 177,369.06 : x - Step 2: Convert to fraction form
298,230.44/411,554.79 = 177,369.06/x - Step 3: Cross multiply
298,230.44x = 411,554.79 × 177,369.06 - Step 4: Simplify right side
298,230.44x = 72,997,086,240.80 - Step 5: Solve for x
x = 72,997,086,240.80/298,230.44 - Step 6: Final answer
x = 244,767.39
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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.