Finding the Fourth Proportional to 889,706.04, 1,227,795.18 and 481,808.28
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Solution
The fourth proportional to 889,706.04, 1,227,795.18 and 481,808.28 is: 664,895.88
Step by Step Solution
- Step 1: Write the proportion equation
889,706.04 : 1,227,795.18 = 481,808.28 : x - Step 2: Convert to fraction form
889,706.04/1,227,795.18 = 481,808.28/x - Step 3: Cross multiply
889,706.04x = 1,227,795.18 × 481,808.28 - Step 4: Simplify right side
889,706.04x = 591,561,883,868.09 - Step 5: Solve for x
x = 591,561,883,868.09/889,706.04 - Step 6: Final answer
x = 664,895.88
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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.