Finding the Fourth Proportional to 372,068.25, 513,450.63 and 202,302.42
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Solution
The fourth proportional to 372,068.25, 513,450.63 and 202,302.42 is: 279,175.41
Step by Step Solution
- Step 1: Write the proportion equation
372,068.25 : 513,450.63 = 202,302.42 : x - Step 2: Convert to fraction form
372,068.25/513,450.63 = 202,302.42/x - Step 3: Cross multiply
372,068.25x = 513,450.63 × 202,302.42 - Step 4: Simplify right side
372,068.25x = 103,872,304,999.53 - Step 5: Solve for x
x = 103,872,304,999.53/372,068.25 - Step 6: Final answer
x = 279,175.41
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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.