Finding the Fourth Proportional to 451,898.97, 623,632.06 and 247,949.84
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Solution
The fourth proportional to 451,898.97, 623,632.06 and 247,949.84 is: 342,177.08
Step by Step Solution
- Step 1: Write the proportion equation
451,898.97 : 623,632.06 = 247,949.84 : x - Step 2: Convert to fraction form
451,898.97/623,632.06 = 247,949.84/x - Step 3: Cross multiply
451,898.97x = 623,632.06 × 247,949.84 - Step 4: Simplify right side
451,898.97x = 154,629,469,495.87 - Step 5: Solve for x
x = 154,629,469,495.87/451,898.97 - Step 6: Final answer
x = 342,177.08
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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.