Finding the Fourth Proportional to 965,330.19, 1,448,000.15 and 397,021.23
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Solution
The fourth proportional to 965,330.19, 1,448,000.15 and 397,021.23 is: 595,533.84
Step by Step Solution
- Step 1: Write the proportion equation
965,330.19 : 1,448,000.15 = 397,021.23 : x - Step 2: Convert to fraction form
965,330.19/1,448,000.15 = 397,021.23/x - Step 3: Cross multiply
965,330.19x = 1,448,000.15 × 397,021.23 - Step 4: Simplify right side
965,330.19x = 574,886,798,608.08 - Step 5: Solve for x
x = 574,886,798,608.08/965,330.19 - Step 6: Final answer
x = 595,533.84
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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.