Finding the Fourth Proportional to 260,703.97, 359,771.48 and 141,471.97
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Solution
The fourth proportional to 260,703.97, 359,771.48 and 141,471.97 is: 195,231.32
Step by Step Solution
- Step 1: Write the proportion equation
260,703.97 : 359,771.48 = 141,471.97 : x - Step 2: Convert to fraction form
260,703.97/359,771.48 = 141,471.97/x - Step 3: Cross multiply
260,703.97x = 359,771.48 × 141,471.97 - Step 4: Simplify right side
260,703.97x = 50,897,579,318.06 - Step 5: Solve for x
x = 50,897,579,318.06/260,703.97 - Step 6: Final answer
x = 195,231.32
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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.