Finding the Fourth Proportional to 351,183.25, 484,478.44 and 205,914.88
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Solution
The fourth proportional to 351,183.25, 484,478.44 and 205,914.88 is: 284,071.98
Step by Step Solution
- Step 1: Write the proportion equation
351,183.25 : 484,478.44 = 205,914.88 : x - Step 2: Convert to fraction form
351,183.25/484,478.44 = 205,914.88/x - Step 3: Cross multiply
351,183.25x = 484,478.44 × 205,914.88 - Step 4: Simplify right side
351,183.25x = 99,761,319,835.19 - Step 5: Solve for x
x = 99,761,319,835.19/351,183.25 - Step 6: Final answer
x = 284,071.98
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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.