Finding the Fourth Proportional to 343,415.08, 473,912.94 and 190,476.69
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Solution
The fourth proportional to 343,415.08, 473,912.94 and 190,476.69 is: 262,857.90
Step by Step Solution
- Step 1: Write the proportion equation
343,415.08 : 473,912.94 = 190,476.69 : x - Step 2: Convert to fraction form
343,415.08/473,912.94 = 190,476.69/x - Step 3: Cross multiply
343,415.08x = 473,912.94 × 190,476.69 - Step 4: Simplify right side
343,415.08x = 90,269,368,159.37 - Step 5: Solve for x
x = 90,269,368,159.37/343,415.08 - Step 6: Final answer
x = 262,857.90
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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.