Finding the Fourth Proportional to 340,882.80, 511,383.60 and 141,093.60
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Solution
The fourth proportional to 340,882.80, 511,383.60 and 141,093.60 is: 211,664.99
Step by Step Solution
- Step 1: Write the proportion equation
340,882.80 : 511,383.60 = 141,093.60 : x - Step 2: Convert to fraction form
340,882.80/511,383.60 = 141,093.60/x - Step 3: Cross multiply
340,882.80x = 511,383.60 × 141,093.60 - Step 4: Simplify right side
340,882.80x = 72,152,953,104.96 - Step 5: Solve for x
x = 72,152,953,104.96/340,882.80 - Step 6: Final answer
x = 211,664.99
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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.