Finding the Fourth Proportional to 504,609.14, 757,059.81 and 149,631.70
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Solution
The fourth proportional to 504,609.14, 757,059.81 and 149,631.70 is: 224,490.88
Step by Step Solution
- Step 1: Write the proportion equation
504,609.14 : 757,059.81 = 149,631.70 : x - Step 2: Convert to fraction form
504,609.14/757,059.81 = 149,631.70/x - Step 3: Cross multiply
504,609.14x = 757,059.81 × 149,631.70 - Step 4: Simplify right side
504,609.14x = 113,280,146,371.98 - Step 5: Solve for x
x = 113,280,146,371.98/504,609.14 - Step 6: Final answer
x = 224,490.88
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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.