Finding the Fourth Proportional to 405,944.49, 560,204.46 and 224,668.92
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Solution
The fourth proportional to 405,944.49, 560,204.46 and 224,668.92 is: 310,043.70
Step by Step Solution
- Step 1: Write the proportion equation
405,944.49 : 560,204.46 = 224,668.92 : x - Step 2: Convert to fraction form
405,944.49/560,204.46 = 224,668.92/x - Step 3: Cross multiply
405,944.49x = 560,204.46 × 224,668.92 - Step 4: Simplify right side
405,944.49x = 125,860,531,007.38 - Step 5: Solve for x
x = 125,860,531,007.38/405,944.49 - Step 6: Final answer
x = 310,043.70
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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.