Finding the Fourth Proportional to 381,157.40, 571,527.24 and 175,769.09
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Solution
The fourth proportional to 381,157.40, 571,527.24 and 175,769.09 is: 263,557.32
Step by Step Solution
- Step 1: Write the proportion equation
381,157.40 : 571,527.24 = 175,769.09 : x - Step 2: Convert to fraction form
381,157.40/571,527.24 = 175,769.09/x - Step 3: Cross multiply
381,157.40x = 571,527.24 × 175,769.09 - Step 4: Simplify right side
381,157.40x = 100,456,822,500.17 - Step 5: Solve for x
x = 100,456,822,500.17/381,157.40 - Step 6: Final answer
x = 263,557.32
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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.