Finding the Fourth Proportional to 433,207.56, 649,573.44 and 133,605
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Solution
The fourth proportional to 433,207.56, 649,573.44 and 133,605 is: 200,334.13
Step by Step Solution
- Step 1: Write the proportion equation
433,207.56 : 649,573.44 = 133,605 : x - Step 2: Convert to fraction form
433,207.56/649,573.44 = 133,605/x - Step 3: Cross multiply
433,207.56x = 649,573.44 × 133,605 - Step 4: Simplify right side
433,207.56x = 86,786,259,451.20 - Step 5: Solve for x
x = 86,786,259,451.20/433,207.56 - Step 6: Final answer
x = 200,334.13
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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.