Finding the Fourth Proportional to 262,078.26, 392,526.69 and 183,543.09
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Solution
The fourth proportional to 262,078.26, 392,526.69 and 183,543.09 is: 274,900.95
Step by Step Solution
- Step 1: Write the proportion equation
262,078.26 : 392,526.69 = 183,543.09 : x - Step 2: Convert to fraction form
262,078.26/392,526.69 = 183,543.09/x - Step 3: Cross multiply
262,078.26x = 392,526.69 × 183,543.09 - Step 4: Simplify right side
262,078.26x = 72,045,561,590.07 - Step 5: Solve for x
x = 72,045,561,590.07/262,078.26 - Step 6: Final answer
x = 274,900.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.