Finding the Fourth Proportional to 851,268.81, 1,276,625.37 and 282,497.10
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Solution
The fourth proportional to 851,268.81, 1,276,625.37 and 282,497.10 is: 423,653.45
Step by Step Solution
- Step 1: Write the proportion equation
851,268.81 : 1,276,625.37 = 282,497.10 : x - Step 2: Convert to fraction form
851,268.81/1,276,625.37 = 282,497.10/x - Step 3: Cross multiply
851,268.81x = 1,276,625.37 × 282,497.10 - Step 4: Simplify right side
851,268.81x = 360,642,964,811.43 - Step 5: Solve for x
x = 360,642,964,811.43/851,268.81 - Step 6: Final answer
x = 423,653.45
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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.