Finding the Fourth Proportional to 352,235.52, 486,273.60 and 271,486.08
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Solution
The fourth proportional to 352,235.52, 486,273.60 and 271,486.08 is: 374,796.14
Step by Step Solution
- Step 1: Write the proportion equation
352,235.52 : 486,273.60 = 271,486.08 : x - Step 2: Convert to fraction form
352,235.52/486,273.60 = 271,486.08/x - Step 3: Cross multiply
352,235.52x = 486,273.60 × 271,486.08 - Step 4: Simplify right side
352,235.52x = 132,016,513,471.49 - Step 5: Solve for x
x = 132,016,513,471.49/352,235.52 - Step 6: Final answer
x = 374,796.14
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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.