Finding the Fourth Proportional to 416,534.26, 624,703.84 and 117,043.44
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Solution
The fourth proportional to 416,534.26, 624,703.84 and 117,043.44 is: 175,537.75
Step by Step Solution
- Step 1: Write the proportion equation
416,534.26 : 624,703.84 = 117,043.44 : x - Step 2: Convert to fraction form
416,534.26/624,703.84 = 117,043.44/x - Step 3: Cross multiply
416,534.26x = 624,703.84 × 117,043.44 - Step 4: Simplify right side
416,534.26x = 73,117,486,414.81 - Step 5: Solve for x
x = 73,117,486,414.81/416,534.26 - Step 6: Final answer
x = 175,537.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.