Finding the Fourth Proportional to 797,765.44, 1,100,919.84 and 435,197.44
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Solution
The fourth proportional to 797,765.44, 1,100,919.84 and 435,197.44 is: 600,574.39
Step by Step Solution
- Step 1: Write the proportion equation
797,765.44 : 1,100,919.84 = 435,197.44 : x - Step 2: Convert to fraction form
797,765.44/1,100,919.84 = 435,197.44/x - Step 3: Cross multiply
797,765.44x = 1,100,919.84 × 435,197.44 - Step 4: Simplify right side
797,765.44x = 479,117,496,013.21 - Step 5: Solve for x
x = 479,117,496,013.21/797,765.44 - Step 6: Final answer
x = 600,574.39
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1.5x scale
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.