Finding the Fourth Proportional to 866,028.08, 1,299,012.96 and 305,048
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Solution
The fourth proportional to 866,028.08, 1,299,012.96 and 305,048 is: 457,561.73
Step by Step Solution
- Step 1: Write the proportion equation
866,028.08 : 1,299,012.96 = 305,048 : x - Step 2: Convert to fraction form
866,028.08/1,299,012.96 = 305,048/x - Step 3: Cross multiply
866,028.08x = 1,299,012.96 × 305,048 - Step 4: Simplify right side
866,028.08x = 396,261,305,422.08 - Step 5: Solve for x
x = 396,261,305,422.08/866,028.08 - Step 6: Final answer
x = 457,561.73
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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.