Finding the Fourth Proportional to 327,175.23, 490,551.44 and 156,326.79
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Solution
The fourth proportional to 327,175.23, 490,551.44 and 156,326.79 is: 234,389.17
Step by Step Solution
- Step 1: Write the proportion equation
327,175.23 : 490,551.44 = 156,326.79 : x - Step 2: Convert to fraction form
327,175.23/490,551.44 = 156,326.79/x - Step 3: Cross multiply
327,175.23x = 490,551.44 × 156,326.79 - Step 4: Simplify right side
327,175.23x = 76,686,331,163.44 - Step 5: Solve for x
x = 76,686,331,163.44/327,175.23 - Step 6: Final answer
x = 234,389.17
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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.