Finding the Fourth Proportional to 263,756.48, 395,159.04 and 162,378.09
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Solution
The fourth proportional to 263,756.48, 395,159.04 and 162,378.09 is: 243,274.29
Step by Step Solution
- Step 1: Write the proportion equation
263,756.48 : 395,159.04 = 162,378.09 : x - Step 2: Convert to fraction form
263,756.48/395,159.04 = 162,378.09/x - Step 3: Cross multiply
263,756.48x = 395,159.04 × 162,378.09 - Step 4: Simplify right side
263,756.48x = 64,165,170,161.43 - Step 5: Solve for x
x = 64,165,170,161.43/263,756.48 - Step 6: Final answer
x = 243,274.29
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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.