Finding the Fourth Proportional to 300,517.84, 414,742.44 and 166,381.84
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Solution
The fourth proportional to 300,517.84, 414,742.44 and 166,381.84 is: 229,622.34
Step by Step Solution
- Step 1: Write the proportion equation
300,517.84 : 414,742.44 = 166,381.84 : x - Step 2: Convert to fraction form
300,517.84/414,742.44 = 166,381.84/x - Step 3: Cross multiply
300,517.84x = 414,742.44 × 166,381.84 - Step 4: Simplify right side
300,517.84x = 69,005,610,293.29 - Step 5: Solve for x
x = 69,005,610,293.29/300,517.84 - Step 6: Final answer
x = 229,622.34
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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.