Finding the Fourth Proportional to 392,750.26, 541,969.41 and 231,597.70
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Solution
The fourth proportional to 392,750.26, 541,969.41 and 231,597.70 is: 319,589.52
Step by Step Solution
- Step 1: Write the proportion equation
392,750.26 : 541,969.41 = 231,597.70 : x - Step 2: Convert to fraction form
392,750.26/541,969.41 = 231,597.70/x - Step 3: Cross multiply
392,750.26x = 541,969.41 × 231,597.70 - Step 4: Simplify right side
392,750.26x = 125,518,868,826.36 - Step 5: Solve for x
x = 125,518,868,826.36/392,750.26 - Step 6: Final answer
x = 319,589.52
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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.