Finding the Fourth Proportional to 338,844.13, 467,619.68 and 202,851.88
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Solution
The fourth proportional to 338,844.13, 467,619.68 and 202,851.88 is: 279,944.44
Step by Step Solution
- Step 1: Write the proportion equation
338,844.13 : 467,619.68 = 202,851.88 : x - Step 2: Convert to fraction form
338,844.13/467,619.68 = 202,851.88/x - Step 3: Cross multiply
338,844.13x = 467,619.68 × 202,851.88 - Step 4: Simplify right side
338,844.13x = 94,857,530,551.08 - Step 5: Solve for x
x = 94,857,530,551.08/338,844.13 - Step 6: Final answer
x = 279,944.44
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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.