Finding the Fourth Proportional to 414,528.56, 620,505.70 and 224,516.99
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Solution
The fourth proportional to 414,528.56, 620,505.70 and 224,516.99 is: 336,078.35
Step by Step Solution
- Step 1: Write the proportion equation
414,528.56 : 620,505.70 = 224,516.99 : x - Step 2: Convert to fraction form
414,528.56/620,505.70 = 224,516.99/x - Step 3: Cross multiply
414,528.56x = 620,505.70 × 224,516.99 - Step 4: Simplify right side
414,528.56x = 139,314,073,031.82 - Step 5: Solve for x
x = 139,314,073,031.82/414,528.56 - Step 6: Final answer
x = 336,078.35
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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.