Finding the Fourth Proportional to 284,815.40, 392,687.98 and 182,660.63
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Solution
The fourth proportional to 284,815.40, 392,687.98 and 182,660.63 is: 251,842.54
Step by Step Solution
- Step 1: Write the proportion equation
284,815.40 : 392,687.98 = 182,660.63 : x - Step 2: Convert to fraction form
284,815.40/392,687.98 = 182,660.63/x - Step 3: Cross multiply
284,815.40x = 392,687.98 × 182,660.63 - Step 4: Simplify right side
284,815.40x = 71,728,631,400.14 - Step 5: Solve for x
x = 71,728,631,400.14/284,815.40 - Step 6: Final answer
x = 251,842.54
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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.