Finding the Fourth Proportional to 965,851.56, 1,332,865.26 and 536,120.64
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Solution
The fourth proportional to 965,851.56, 1,332,865.26 and 536,120.64 is: 739,840.99
Step by Step Solution
- Step 1: Write the proportion equation
965,851.56 : 1,332,865.26 = 536,120.64 : x - Step 2: Convert to fraction form
965,851.56/1,332,865.26 = 536,120.64/x - Step 3: Cross multiply
965,851.56x = 1,332,865.26 × 536,120.64 - Step 4: Simplify right side
965,851.56x = 714,576,576,224.97 - Step 5: Solve for x
x = 714,576,576,224.97/965,851.56 - Step 6: Final answer
x = 739,840.99
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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.