Finding the Fourth Proportional to 494,615.99, 682,571.27 and 268,261.49
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Solution
The fourth proportional to 494,615.99, 682,571.27 and 268,261.49 is: 370,201.51
Step by Step Solution
- Step 1: Write the proportion equation
494,615.99 : 682,571.27 = 268,261.49 : x - Step 2: Convert to fraction form
494,615.99/682,571.27 = 268,261.49/x - Step 3: Cross multiply
494,615.99x = 682,571.27 × 268,261.49 - Step 4: Simplify right side
494,615.99x = 183,107,588,298.47 - Step 5: Solve for x
x = 183,107,588,298.47/494,615.99 - Step 6: Final answer
x = 370,201.51
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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.