Finding the Fourth Proportional to 656,995.35, 906,628.12 and 366,591.82
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Solution
The fourth proportional to 656,995.35, 906,628.12 and 366,591.82 is: 505,882.50
Step by Step Solution
- Step 1: Write the proportion equation
656,995.35 : 906,628.12 = 366,591.82 : x - Step 2: Convert to fraction form
656,995.35/906,628.12 = 366,591.82/x - Step 3: Cross multiply
656,995.35x = 906,628.12 × 366,591.82 - Step 4: Simplify right side
656,995.35x = 332,362,452,573.98 - Step 5: Solve for x
x = 332,362,452,573.98/656,995.35 - Step 6: Final answer
x = 505,882.50
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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.