Finding the Fourth Proportional to 299,829.28, 413,724.43 and 192,544.63
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Solution
The fourth proportional to 299,829.28, 413,724.43 and 192,544.63 is: 265,685.92
Step by Step Solution
- Step 1: Write the proportion equation
299,829.28 : 413,724.43 = 192,544.63 : x - Step 2: Convert to fraction form
299,829.28/413,724.43 = 192,544.63/x - Step 3: Cross multiply
299,829.28x = 413,724.43 × 192,544.63 - Step 4: Simplify right side
299,829.28x = 79,660,416,814.95 - Step 5: Solve for x
x = 79,660,416,814.95/299,829.28 - Step 6: Final answer
x = 265,685.92
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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.