Finding the Fourth Proportional to 617,880.75, 852,688.41 and 349,608.75
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Solution
The fourth proportional to 617,880.75, 852,688.41 and 349,608.75 is: 482,467.42
Step by Step Solution
- Step 1: Write the proportion equation
617,880.75 : 852,688.41 = 349,608.75 : x - Step 2: Convert to fraction form
617,880.75/852,688.41 = 349,608.75/x - Step 3: Cross multiply
617,880.75x = 852,688.41 × 349,608.75 - Step 4: Simplify right side
617,880.75x = 298,107,329,159.59 - Step 5: Solve for x
x = 298,107,329,159.59/617,880.75 - Step 6: Final answer
x = 482,467.42
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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.