Finding the Fourth Proportional to 436,576.94, 602,376.44 and 245,520.62
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Solution
The fourth proportional to 436,576.94, 602,376.44 and 245,520.62 is: 338,762.37
Step by Step Solution
- Step 1: Write the proportion equation
436,576.94 : 602,376.44 = 245,520.62 : x - Step 2: Convert to fraction form
436,576.94/602,376.44 = 245,520.62/x - Step 3: Cross multiply
436,576.94x = 602,376.44 × 245,520.62 - Step 4: Simplify right side
436,576.94x = 147,895,837,022.19 - Step 5: Solve for x
x = 147,895,837,022.19/436,576.94 - Step 6: Final answer
x = 338,762.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.