Finding the Fourth Proportional to 270,619.69, 373,445.97 and 149,766.07
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Solution
The fourth proportional to 270,619.69, 373,445.97 and 149,766.07 is: 206,672.08
Step by Step Solution
- Step 1: Write the proportion equation
270,619.69 : 373,445.97 = 149,766.07 : x - Step 2: Convert to fraction form
270,619.69/373,445.97 = 149,766.07/x - Step 3: Cross multiply
270,619.69x = 373,445.97 × 149,766.07 - Step 4: Simplify right side
270,619.69x = 55,929,535,284.24 - Step 5: Solve for x
x = 55,929,535,284.24/270,619.69 - Step 6: Final answer
x = 206,672.08
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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.