Finding the Fourth Proportional to 504,143.74, 695,710.18 and 274,704.09
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Solution
The fourth proportional to 504,143.74, 695,710.18 and 274,704.09 is: 379,087.19
Step by Step Solution
- Step 1: Write the proportion equation
504,143.74 : 695,710.18 = 274,704.09 : x - Step 2: Convert to fraction form
504,143.74/695,710.18 = 274,704.09/x - Step 3: Cross multiply
504,143.74x = 695,710.18 × 274,704.09 - Step 4: Simplify right side
504,143.74x = 191,114,431,900.64 - Step 5: Solve for x
x = 191,114,431,900.64/504,143.74 - Step 6: Final answer
x = 379,087.19
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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.