Finding the Fourth Proportional to 354,955.55, 532,588.84 and 186,436.87
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Solution
The fourth proportional to 354,955.55, 532,588.84 and 186,436.87 is: 279,736.99
Step by Step Solution
- Step 1: Write the proportion equation
354,955.55 : 532,588.84 = 186,436.87 : x - Step 2: Convert to fraction form
354,955.55/532,588.84 = 186,436.87/x - Step 3: Cross multiply
354,955.55x = 532,588.84 × 186,436.87 - Step 4: Simplify right side
354,955.55x = 99,294,194,528.97 - Step 5: Solve for x
x = 99,294,194,528.97/354,955.55 - Step 6: Final answer
x = 279,736.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.