Finding the Fourth Proportional to 341,380.49, 471,104.78 and 190,477.49
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Solution
The fourth proportional to 341,380.49, 471,104.78 and 190,477.49 is: 262,858.77
Step by Step Solution
- Step 1: Write the proportion equation
341,380.49 : 471,104.78 = 190,477.49 : x - Step 2: Convert to fraction form
341,380.49/471,104.78 = 190,477.49/x - Step 3: Cross multiply
341,380.49x = 471,104.78 × 190,477.49 - Step 4: Simplify right side
341,380.49x = 89,734,852,713.49 - Step 5: Solve for x
x = 89,734,852,713.49/341,380.49 - Step 6: Final answer
x = 262,858.77
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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.