Finding the Fourth Proportional to 347,947.21, 480,122.26 and 204,654.97
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Solution
The fourth proportional to 347,947.21, 480,122.26 and 204,654.97 is: 282,397.46
Step by Step Solution
- Step 1: Write the proportion equation
347,947.21 : 480,122.26 = 204,654.97 : x - Step 2: Convert to fraction form
347,947.21/480,122.26 = 204,654.97/x - Step 3: Cross multiply
347,947.21x = 480,122.26 × 204,654.97 - Step 4: Simplify right side
347,947.21x = 98,259,406,716.63 - Step 5: Solve for x
x = 98,259,406,716.63/347,947.21 - Step 6: Final answer
x = 282,397.46
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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.