Finding the Fourth Proportional to 315,087.26, 472,704.85 and 193,643.14
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Solution
The fourth proportional to 315,087.26, 472,704.85 and 193,643.14 is: 290,510.16
Step by Step Solution
- Step 1: Write the proportion equation
315,087.26 : 472,704.85 = 193,643.14 : x - Step 2: Convert to fraction form
315,087.26/472,704.85 = 193,643.14/x - Step 3: Cross multiply
315,087.26x = 472,704.85 × 193,643.14 - Step 4: Simplify right side
315,087.26x = 91,536,051,447.23 - Step 5: Solve for x
x = 91,536,051,447.23/315,087.26 - Step 6: Final answer
x = 290,510.16
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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.