Finding the Fourth Proportional to 452,868.87, 624,863.66 and 251,660.55
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Solution
The fourth proportional to 452,868.87, 624,863.66 and 251,660.55 is: 347,238.55
Step by Step Solution
- Step 1: Write the proportion equation
452,868.87 : 624,863.66 = 251,660.55 : x - Step 2: Convert to fraction form
452,868.87/624,863.66 = 251,660.55/x - Step 3: Cross multiply
452,868.87x = 624,863.66 × 251,660.55 - Step 4: Simplify right side
452,868.87x = 157,253,531,092.31 - Step 5: Solve for x
x = 157,253,531,092.31/452,868.87 - Step 6: Final answer
x = 347,238.55
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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.