Finding the Fourth Proportional to 436,564.24, 602,453.16 and 245,578.96
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Solution
The fourth proportional to 436,564.24, 602,453.16 and 245,578.96 is: 338,895.88
Step by Step Solution
- Step 1: Write the proportion equation
436,564.24 : 602,453.16 = 245,578.96 : x - Step 2: Convert to fraction form
436,564.24/602,453.16 = 245,578.96/x - Step 3: Cross multiply
436,564.24x = 602,453.16 × 245,578.96 - Step 4: Simplify right side
436,564.24x = 147,949,820,481.51 - Step 5: Solve for x
x = 147,949,820,481.51/436,564.24 - Step 6: Final answer
x = 338,895.88
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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.