Finding the Fourth Proportional to 484,791.12, 727,236.35 and 185,523.41
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Solution
The fourth proportional to 484,791.12, 727,236.35 and 185,523.41 is: 278,304.12
Step by Step Solution
- Step 1: Write the proportion equation
484,791.12 : 727,236.35 = 185,523.41 : x - Step 2: Convert to fraction form
484,791.12/727,236.35 = 185,523.41/x - Step 3: Cross multiply
484,791.12x = 727,236.35 × 185,523.41 - Step 4: Simplify right side
484,791.12x = 134,919,367,527.95 - Step 5: Solve for x
x = 134,919,367,527.95/484,791.12 - Step 6: Final answer
x = 278,304.12
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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.