Finding the Fourth Proportional to 452,433.21, 624,364.84 and 248,504.97
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Solution
The fourth proportional to 452,433.21, 624,364.84 and 248,504.97 is: 342,940.71
Step by Step Solution
- Step 1: Write the proportion equation
452,433.21 : 624,364.84 = 248,504.97 : x - Step 2: Convert to fraction form
452,433.21/624,364.84 = 248,504.97/x - Step 3: Cross multiply
452,433.21x = 624,364.84 × 248,504.97 - Step 4: Simplify right side
452,433.21x = 155,157,765,833.26 - Step 5: Solve for x
x = 155,157,765,833.26/452,433.21 - Step 6: Final answer
x = 342,940.71
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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.