Finding the Fourth Proportional to 395,331.03, 545,550.16 and 214,041.49
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Solution
The fourth proportional to 395,331.03, 545,550.16 and 214,041.49 is: 295,373.65
Step by Step Solution
- Step 1: Write the proportion equation
395,331.03 : 545,550.16 = 214,041.49 : x - Step 2: Convert to fraction form
395,331.03/545,550.16 = 214,041.49/x - Step 3: Cross multiply
395,331.03x = 545,550.16 × 214,041.49 - Step 4: Simplify right side
395,331.03x = 116,770,369,116.14 - Step 5: Solve for x
x = 116,770,369,116.14/395,331.03 - Step 6: Final answer
x = 295,373.65
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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.