Finding the Fourth Proportional to 453,716.53, 626,136.82 and 246,990.90
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Solution
The fourth proportional to 453,716.53, 626,136.82 and 246,990.90 is: 340,851.80
Step by Step Solution
- Step 1: Write the proportion equation
453,716.53 : 626,136.82 = 246,990.90 : x - Step 2: Convert to fraction form
453,716.53/626,136.82 = 246,990.90/x - Step 3: Cross multiply
453,716.53x = 626,136.82 × 246,990.90 - Step 4: Simplify right side
453,716.53x = 154,650,095,118.77 - Step 5: Solve for x
x = 154,650,095,118.77/453,716.53 - Step 6: Final answer
x = 340,851.80
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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.