Finding the Fourth Proportional to 958,193.88, 1,322,313.84 and 528,485.64
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Solution
The fourth proportional to 958,193.88, 1,322,313.84 and 528,485.64 is: 729,313.65
Step by Step Solution
- Step 1: Write the proportion equation
958,193.88 : 1,322,313.84 = 528,485.64 : x - Step 2: Convert to fraction form
958,193.88/1,322,313.84 = 528,485.64/x - Step 3: Cross multiply
958,193.88x = 1,322,313.84 × 528,485.64 - Step 4: Simplify right side
958,193.88x = 698,823,876,013.26 - Step 5: Solve for x
x = 698,823,876,013.26/958,193.88 - Step 6: Final answer
x = 729,313.65
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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.