Finding the Fourth Proportional to 965,386.24, 1,448,313.46 and 291,427.26
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Solution
The fourth proportional to 965,386.24, 1,448,313.46 and 291,427.26 is: 437,211.56
Step by Step Solution
- Step 1: Write the proportion equation
965,386.24 : 1,448,313.46 = 291,427.26 : x - Step 2: Convert to fraction form
965,386.24/1,448,313.46 = 291,427.26/x - Step 3: Cross multiply
965,386.24x = 1,448,313.46 × 291,427.26 - Step 4: Simplify right side
965,386.24x = 422,078,023,268.92 - Step 5: Solve for x
x = 422,078,023,268.92/965,386.24 - Step 6: Final answer
x = 437,211.56
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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.