Finding the Fourth Proportional to 372,364.46, 513,847.59 and 202,599.26
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Solution
The fourth proportional to 372,364.46, 513,847.59 and 202,599.26 is: 279,578.62
Step by Step Solution
- Step 1: Write the proportion equation
372,364.46 : 513,847.59 = 202,599.26 : x - Step 2: Convert to fraction form
372,364.46/513,847.59 = 202,599.26/x - Step 3: Cross multiply
372,364.46x = 513,847.59 × 202,599.26 - Step 4: Simplify right side
372,364.46x = 104,105,138,917.55 - Step 5: Solve for x
x = 104,105,138,917.55/372,364.46 - Step 6: Final answer
x = 279,578.62
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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.