Finding the Fourth Proportional to 303,526.40, 418,864.14 and 167,560.40
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Solution
The fourth proportional to 303,526.40, 418,864.14 and 167,560.40 is: 231,232.09
Step by Step Solution
- Step 1: Write the proportion equation
303,526.40 : 418,864.14 = 167,560.40 : x - Step 2: Convert to fraction form
303,526.40/418,864.14 = 167,560.40/x - Step 3: Cross multiply
303,526.40x = 418,864.14 × 167,560.40 - Step 4: Simplify right side
303,526.40x = 70,185,042,844.06 - Step 5: Solve for x
x = 70,185,042,844.06/303,526.40 - Step 6: Final answer
x = 231,232.09
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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.