Finding the Fourth Proportional to 298,550.82, 447,958.07 and 231,663.99
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Solution
The fourth proportional to 298,550.82, 447,958.07 and 231,663.99 is: 347,598.28
Step by Step Solution
- Step 1: Write the proportion equation
298,550.82 : 447,958.07 = 231,663.99 : x - Step 2: Convert to fraction form
298,550.82/447,958.07 = 231,663.99/x - Step 3: Cross multiply
298,550.82x = 447,958.07 × 231,663.99 - Step 4: Simplify right side
298,550.82x = 103,775,752,551.68 - Step 5: Solve for x
x = 103,775,752,551.68/298,550.82 - Step 6: Final answer
x = 347,598.28
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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.