Finding the Fourth Proportional to 452,576.94, 624,486.75 and 261,553.44
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Solution
The fourth proportional to 452,576.94, 624,486.75 and 261,553.44 is: 360,903.62
Step by Step Solution
- Step 1: Write the proportion equation
452,576.94 : 624,486.75 = 261,553.44 : x - Step 2: Convert to fraction form
452,576.94/624,486.75 = 261,553.44/x - Step 3: Cross multiply
452,576.94x = 624,486.75 × 261,553.44 - Step 4: Simplify right side
452,576.94x = 163,336,657,696.92 - Step 5: Solve for x
x = 163,336,657,696.92/452,576.94 - Step 6: Final answer
x = 360,903.62
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1.5x scale
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.