Finding the Fourth Proportional to 339,054.12, 467,896.50 and 188,151.12
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Solution
The fourth proportional to 339,054.12, 467,896.50 and 188,151.12 is: 259,649.55
Step by Step Solution
- Step 1: Write the proportion equation
339,054.12 : 467,896.50 = 188,151.12 : x - Step 2: Convert to fraction form
339,054.12/467,896.50 = 188,151.12/x - Step 3: Cross multiply
339,054.12x = 467,896.50 × 188,151.12 - Step 4: Simplify right side
339,054.12x = 88,035,250,519.08 - Step 5: Solve for x
x = 88,035,250,519.08/339,054.12 - Step 6: Final answer
x = 259,649.55
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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.