Finding the Fourth Proportional to 252,252.92, 347,894.87 and 213,153.46
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Solution
The fourth proportional to 252,252.92, 347,894.87 and 213,153.46 is: 293,970.80
Step by Step Solution
- Step 1: Write the proportion equation
252,252.92 : 347,894.87 = 213,153.46 : x - Step 2: Convert to fraction form
252,252.92/347,894.87 = 213,153.46/x - Step 3: Cross multiply
252,252.92x = 347,894.87 × 213,153.46 - Step 4: Simplify right side
252,252.92x = 74,154,993,321.25 - Step 5: Solve for x
x = 74,154,993,321.25/252,252.92 - Step 6: Final answer
x = 293,970.80
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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.