Finding the Fourth Proportional to 270,668.49, 373,517.99 and 149,807.21
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Solution
The fourth proportional to 270,668.49, 373,517.99 and 149,807.21 is: 206,731.44
Step by Step Solution
- Step 1: Write the proportion equation
270,668.49 : 373,517.99 = 149,807.21 : x - Step 2: Convert to fraction form
270,668.49/373,517.99 = 149,807.21/x - Step 3: Cross multiply
270,668.49x = 373,517.99 × 149,807.21 - Step 4: Simplify right side
270,668.49x = 55,955,685,350.08 - Step 5: Solve for x
x = 55,955,685,350.08/270,668.49 - Step 6: Final answer
x = 206,731.44
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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.