Finding the Fourth Proportional to 359,672.97, 496,352.80 and 198,528.10
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Solution
The fourth proportional to 359,672.97, 496,352.80 and 198,528.10 is: 273,971.03
Step by Step Solution
- Step 1: Write the proportion equation
359,672.97 : 496,352.80 = 198,528.10 : x - Step 2: Convert to fraction form
359,672.97/496,352.80 = 198,528.10/x - Step 3: Cross multiply
359,672.97x = 496,352.80 × 198,528.10 - Step 4: Simplify right side
359,672.97x = 98,539,976,204.24 - Step 5: Solve for x
x = 98,539,976,204.24/359,672.97 - Step 6: Final answer
x = 273,971.03
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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.