Finding the Fourth Proportional to 270,437.22, 373,194.05 and 149,578.13
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Solution
The fourth proportional to 270,437.22, 373,194.05 and 149,578.13 is: 206,412.66
Step by Step Solution
- Step 1: Write the proportion equation
270,437.22 : 373,194.05 = 149,578.13 : x - Step 2: Convert to fraction form
270,437.22/373,194.05 = 149,578.13/x - Step 3: Cross multiply
270,437.22x = 373,194.05 × 149,578.13 - Step 4: Simplify right side
270,437.22x = 55,821,665,512.27 - Step 5: Solve for x
x = 55,821,665,512.27/270,437.22 - Step 6: Final answer
x = 206,412.66
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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.