Finding the Fourth Proportional to 606,140.61, 836,288.55 and 351,440.97
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Solution
The fourth proportional to 606,140.61, 836,288.55 and 351,440.97 is: 484,880.99
Step by Step Solution
- Step 1: Write the proportion equation
606,140.61 : 836,288.55 = 351,440.97 : x - Step 2: Convert to fraction form
606,140.61/836,288.55 = 351,440.97/x - Step 3: Cross multiply
606,140.61x = 836,288.55 × 351,440.97 - Step 4: Simplify right side
606,140.61x = 293,906,059,211.89 - Step 5: Solve for x
x = 293,906,059,211.89/606,140.61 - Step 6: Final answer
x = 484,880.99
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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.