Finding the Fourth Proportional to 907,605.68, 1,361,611.56 and 276,568.88
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Solution
The fourth proportional to 907,605.68, 1,361,611.56 and 276,568.88 is: 414,915.19
Step by Step Solution
- Step 1: Write the proportion equation
907,605.68 : 1,361,611.56 = 276,568.88 : x - Step 2: Convert to fraction form
907,605.68/1,361,611.56 = 276,568.88/x - Step 3: Cross multiply
907,605.68x = 1,361,611.56 × 276,568.88 - Step 4: Simplify right side
907,605.68x = 376,579,384,144.25 - Step 5: Solve for x
x = 376,579,384,144.25/907,605.68 - Step 6: Final answer
x = 414,915.19
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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.