Finding the Fourth Proportional to 498,203.49, 687,537.41 and 271,861.41
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Solution
The fourth proportional to 498,203.49, 687,537.41 and 271,861.41 is: 375,177.80
Step by Step Solution
- Step 1: Write the proportion equation
498,203.49 : 687,537.41 = 271,861.41 : x - Step 2: Convert to fraction form
498,203.49/687,537.41 = 271,861.41/x - Step 3: Cross multiply
498,203.49x = 687,537.41 × 271,861.41 - Step 4: Simplify right side
498,203.49x = 186,914,888,351.04 - Step 5: Solve for x
x = 186,914,888,351.04/498,203.49 - Step 6: Final answer
x = 375,177.80
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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.