Finding the Fourth Proportional to 271,379.16, 374,258.21 and 169,414.02
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Solution
The fourth proportional to 271,379.16, 374,258.21 and 169,414.02 is: 233,638.38
Step by Step Solution
- Step 1: Write the proportion equation
271,379.16 : 374,258.21 = 169,414.02 : x - Step 2: Convert to fraction form
271,379.16/374,258.21 = 169,414.02/x - Step 3: Cross multiply
271,379.16x = 374,258.21 × 169,414.02 - Step 4: Simplify right side
271,379.16x = 63,404,587,874.10 - Step 5: Solve for x
x = 63,404,587,874.10/271,379.16 - Step 6: Final answer
x = 233,638.38
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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.