Finding the Fourth Proportional to 306,052.07, 422,391.28 and 171,941.99
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Solution
The fourth proportional to 306,052.07, 422,391.28 and 171,941.99 is: 237,302.09
Step by Step Solution
- Step 1: Write the proportion equation
306,052.07 : 422,391.28 = 171,941.99 : x - Step 2: Convert to fraction form
306,052.07/422,391.28 = 171,941.99/x - Step 3: Cross multiply
306,052.07x = 422,391.28 × 171,941.99 - Step 4: Simplify right side
306,052.07x = 72,626,797,241.85 - Step 5: Solve for x
x = 72,626,797,241.85/306,052.07 - Step 6: Final answer
x = 237,302.09
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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.