Finding the Fourth Proportional to 372,297.92, 513,768.68 and 202,532.72
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Solution
The fourth proportional to 372,297.92, 513,768.68 and 202,532.72 is: 279,493.82
Step by Step Solution
- Step 1: Write the proportion equation
372,297.92 : 513,768.68 = 202,532.72 : x - Step 2: Convert to fraction form
372,297.92/513,768.68 = 202,532.72/x - Step 3: Cross multiply
372,297.92x = 513,768.68 × 202,532.72 - Step 4: Simplify right side
372,297.92x = 104,054,968,211.21 - Step 5: Solve for x
x = 104,054,968,211.21/372,297.92 - Step 6: Final answer
x = 279,493.82
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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.