Finding the Fourth Proportional to 303,858.53, 455,809.97 and 104,177.23
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Solution
The fourth proportional to 303,858.53, 455,809.97 and 104,177.23 is: 156,273.45
Step by Step Solution
- Step 1: Write the proportion equation
303,858.53 : 455,809.97 = 104,177.23 : x - Step 2: Convert to fraction form
303,858.53/455,809.97 = 104,177.23/x - Step 3: Cross multiply
303,858.53x = 455,809.97 × 104,177.23 - Step 4: Simplify right side
303,858.53x = 47,485,020,080.98 - Step 5: Solve for x
x = 47,485,020,080.98/303,858.53 - Step 6: Final answer
x = 156,273.45
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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.