Finding the Fourth Proportional to 252,138.90, 378,208.35 and 232,893.30
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Solution
The fourth proportional to 252,138.90, 378,208.35 and 232,893.30 is: 349,339.95
Step by Step Solution
- Step 1: Write the proportion equation
252,138.90 : 378,208.35 = 232,893.30 : x - Step 2: Convert to fraction form
252,138.90/378,208.35 = 232,893.30/x - Step 3: Cross multiply
252,138.90x = 378,208.35 × 232,893.30 - Step 4: Simplify right side
252,138.90x = 88,082,190,719.06 - Step 5: Solve for x
x = 88,082,190,719.06/252,138.90 - Step 6: Final answer
x = 349,339.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.