Finding the Fourth Proportional to 271,548.78, 374,749.11 and 180,758.62
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Solution
The fourth proportional to 271,548.78, 374,749.11 and 180,758.62 is: 249,454.75
Step by Step Solution
- Step 1: Write the proportion equation
271,548.78 : 374,749.11 = 180,758.62 : x - Step 2: Convert to fraction form
271,548.78/374,749.11 = 180,758.62/x - Step 3: Cross multiply
271,548.78x = 374,749.11 × 180,758.62 - Step 4: Simplify right side
271,548.78x = 67,739,131,969.83 - Step 5: Solve for x
x = 67,739,131,969.83/271,548.78 - Step 6: Final answer
x = 249,454.75
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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.