Finding the Fourth Proportional to 268,617.60, 402,580.80 and 163,324.80
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Solution
The fourth proportional to 268,617.60, 402,580.80 and 163,324.80 is: 244,777.07
Step by Step Solution
- Step 1: Write the proportion equation
268,617.60 : 402,580.80 = 163,324.80 : x - Step 2: Convert to fraction form
268,617.60/402,580.80 = 163,324.80/x - Step 3: Cross multiply
268,617.60x = 402,580.80 × 163,324.80 - Step 4: Simplify right side
268,617.60x = 65,751,428,643.84 - Step 5: Solve for x
x = 65,751,428,643.84/268,617.60 - Step 6: Final answer
x = 244,777.07
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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.