Finding the Fourth Proportional to 845,537.31, 1,268,291.34 and 284,571.81
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Solution
The fourth proportional to 845,537.31, 1,268,291.34 and 284,571.81 is: 426,852.79
Step by Step Solution
- Step 1: Write the proportion equation
845,537.31 : 1,268,291.34 = 284,571.81 : x - Step 2: Convert to fraction form
845,537.31/1,268,291.34 = 284,571.81/x - Step 3: Cross multiply
845,537.31x = 1,268,291.34 × 284,571.81 - Step 4: Simplify right side
845,537.31x = 360,919,962,231.13 - Step 5: Solve for x
x = 360,919,962,231.13/845,537.31 - Step 6: Final answer
x = 426,852.79
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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.