Finding the Fourth Proportional to 352,405.97, 486,320.57 and 191,261.12
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Solution
The fourth proportional to 352,405.97, 486,320.57 and 191,261.12 is: 263,940.52
Step by Step Solution
- Step 1: Write the proportion equation
352,405.97 : 486,320.57 = 191,261.12 : x - Step 2: Convert to fraction form
352,405.97/486,320.57 = 191,261.12/x - Step 3: Cross multiply
352,405.97x = 486,320.57 × 191,261.12 - Step 4: Simplify right side
352,405.97x = 93,014,213,509.33 - Step 5: Solve for x
x = 93,014,213,509.33/352,405.97 - Step 6: Final answer
x = 263,940.52
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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.