Finding the Fourth Proportional to 235,405.73, 353,108.60 and 205,881.23
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Solution
The fourth proportional to 235,405.73, 353,108.60 and 205,881.23 is: 308,821.84
Step by Step Solution
- Step 1: Write the proportion equation
235,405.73 : 353,108.60 = 205,881.23 : x - Step 2: Convert to fraction form
235,405.73/353,108.60 = 205,881.23/x - Step 3: Cross multiply
235,405.73x = 353,108.60 × 205,881.23 - Step 4: Simplify right side
235,405.73x = 72,698,430,096.63 - Step 5: Solve for x
x = 72,698,430,096.63/235,405.73 - Step 6: Final answer
x = 308,821.84
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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.