Finding the Fourth Proportional to 965,163.53, 1,331,526.53 and 556,975.80
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Solution
The fourth proportional to 965,163.53, 1,331,526.53 and 556,975.80 is: 768,396.27
Step by Step Solution
- Step 1: Write the proportion equation
965,163.53 : 1,331,526.53 = 556,975.80 : x - Step 2: Convert to fraction form
965,163.53/1,331,526.53 = 556,975.80/x - Step 3: Cross multiply
965,163.53x = 1,331,526.53 × 556,975.80 - Step 4: Simplify right side
965,163.53x = 741,628,055,660.41 - Step 5: Solve for x
x = 741,628,055,660.41/965,163.53 - Step 6: Final answer
x = 768,396.27
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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.