Finding the Fourth Proportional to 356,915.88, 492,544.62 and 195,772.26
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Solution
The fourth proportional to 356,915.88, 492,544.62 and 195,772.26 is: 270,166.11
Step by Step Solution
- Step 1: Write the proportion equation
356,915.88 : 492,544.62 = 195,772.26 : x - Step 2: Convert to fraction form
356,915.88/492,544.62 = 195,772.26/x - Step 3: Cross multiply
356,915.88x = 492,544.62 × 195,772.26 - Step 4: Simplify right side
356,915.88x = 96,426,573,408.24 - Step 5: Solve for x
x = 96,426,573,408.24/356,915.88 - Step 6: Final answer
x = 270,166.11
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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.