Finding the Fourth Proportional to 556,767.81, 835,198.56 and 177,742.62
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Solution
The fourth proportional to 556,767.81, 835,198.56 and 177,742.62 is: 266,628.88
Step by Step Solution
- Step 1: Write the proportion equation
556,767.81 : 835,198.56 = 177,742.62 : x - Step 2: Convert to fraction form
556,767.81/835,198.56 = 177,742.62/x - Step 3: Cross multiply
556,767.81x = 835,198.56 × 177,742.62 - Step 4: Simplify right side
556,767.81x = 148,450,380,274.63 - Step 5: Solve for x
x = 148,450,380,274.63/556,767.81 - Step 6: Final answer
x = 266,628.88
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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.