Finding the Fourth Proportional to 395,295.68, 545,504.22 and 214,002.96
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Solution
The fourth proportional to 395,295.68, 545,504.22 and 214,002.96 is: 295,322.02
Step by Step Solution
- Step 1: Write the proportion equation
395,295.68 : 545,504.22 = 214,002.96 : x - Step 2: Convert to fraction form
395,295.68/545,504.22 = 214,002.96/x - Step 3: Cross multiply
395,295.68x = 545,504.22 × 214,002.96 - Step 4: Simplify right side
395,295.68x = 116,739,517,772.49 - Step 5: Solve for x
x = 116,739,517,772.49/395,295.68 - Step 6: Final answer
x = 295,322.02
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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.