Finding the Fourth Proportional to 556,821.70, 835,232.55 and 201,847.30
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Solution
The fourth proportional to 556,821.70, 835,232.55 and 201,847.30 is: 302,770.95
Step by Step Solution
- Step 1: Write the proportion equation
556,821.70 : 835,232.55 = 201,847.30 : x - Step 2: Convert to fraction form
556,821.70/835,232.55 = 201,847.30/x - Step 3: Cross multiply
556,821.70x = 835,232.55 × 201,847.30 - Step 4: Simplify right side
556,821.70x = 168,589,435,089.62 - Step 5: Solve for x
x = 168,589,435,089.62/556,821.70 - Step 6: Final answer
x = 302,770.95
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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.