Finding the Fourth Proportional to 395,508.08, 545,800.92 and 214,219.96
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Solution
The fourth proportional to 395,508.08, 545,800.92 and 214,219.96 is: 295,623.41
Step by Step Solution
- Step 1: Write the proportion equation
395,508.08 : 545,800.92 = 214,219.96 : x - Step 2: Convert to fraction form
395,508.08/545,800.92 = 214,219.96/x - Step 3: Cross multiply
395,508.08x = 545,800.92 × 214,219.96 - Step 4: Simplify right side
395,508.08x = 116,921,449,082.54 - Step 5: Solve for x
x = 116,921,449,082.54/395,508.08 - Step 6: Final answer
x = 295,623.41
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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.