Finding the Fourth Proportional to 459,268.36, 633,811.97 and 255,322.68
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Solution
The fourth proportional to 459,268.36, 633,811.97 and 255,322.68 is: 352,357.33
Step by Step Solution
- Step 1: Write the proportion equation
459,268.36 : 633,811.97 = 255,322.68 : x - Step 2: Convert to fraction form
459,268.36/633,811.97 = 255,322.68/x - Step 3: Cross multiply
459,268.36x = 633,811.97 × 255,322.68 - Step 4: Simplify right side
459,268.36x = 161,826,570,796.48 - Step 5: Solve for x
x = 161,826,570,796.48/459,268.36 - Step 6: Final answer
x = 352,357.33
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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.