Finding the Fourth Proportional to 373,770.40, 560,729.44 and 137,115.12
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Solution
The fourth proportional to 373,770.40, 560,729.44 and 137,115.12 is: 205,699.77
Step by Step Solution
- Step 1: Write the proportion equation
373,770.40 : 560,729.44 = 137,115.12 : x - Step 2: Convert to fraction form
373,770.40/560,729.44 = 137,115.12/x - Step 3: Cross multiply
373,770.40x = 560,729.44 × 137,115.12 - Step 4: Simplify right side
373,770.40x = 76,884,484,453.13 - Step 5: Solve for x
x = 76,884,484,453.13/373,770.40 - Step 6: Final answer
x = 205,699.77
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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.