Finding the Fourth Proportional to 699,661.57, 1,049,567.28 and 194,224.66
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Solution
The fourth proportional to 699,661.57, 1,049,567.28 and 194,224.66 is: 291,357.79
Step by Step Solution
- Step 1: Write the proportion equation
699,661.57 : 1,049,567.28 = 194,224.66 : x - Step 2: Convert to fraction form
699,661.57/1,049,567.28 = 194,224.66/x - Step 3: Cross multiply
699,661.57x = 1,049,567.28 × 194,224.66 - Step 4: Simplify right side
699,661.57x = 203,851,848,105.13 - Step 5: Solve for x
x = 203,851,848,105.13/699,661.57 - Step 6: Final answer
x = 291,357.79
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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.