Finding the Fourth Proportional to 314,528.96, 434,465.28 and 233,022.68
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Solution
The fourth proportional to 314,528.96, 434,465.28 and 233,022.68 is: 321,878.99
Step by Step Solution
- Step 1: Write the proportion equation
314,528.96 : 434,465.28 = 233,022.68 : x - Step 2: Convert to fraction form
314,528.96/434,465.28 = 233,022.68/x - Step 3: Cross multiply
314,528.96x = 434,465.28 × 233,022.68 - Step 4: Simplify right side
314,528.96x = 101,240,263,912.55 - Step 5: Solve for x
x = 101,240,263,912.55/314,528.96 - Step 6: Final answer
x = 321,878.99
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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.