Finding the Fourth Proportional to 372,344.08, 513,836.04 and 202,578.16
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Solution
The fourth proportional to 372,344.08, 513,836.04 and 202,578.16 is: 279,558.52
Step by Step Solution
- Step 1: Write the proportion equation
372,344.08 : 513,836.04 = 202,578.16 : x - Step 2: Convert to fraction form
372,344.08/513,836.04 = 202,578.16/x - Step 3: Cross multiply
372,344.08x = 513,836.04 × 202,578.16 - Step 4: Simplify right side
372,344.08x = 104,091,959,524.89 - Step 5: Solve for x
x = 104,091,959,524.89/372,344.08 - Step 6: Final answer
x = 279,558.52
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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.