Finding the Fourth Proportional to 433,254.24, 649,821.24 and 133,744.68
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Solution
The fourth proportional to 433,254.24, 649,821.24 and 133,744.68 is: 200,598.46
Step by Step Solution
- Step 1: Write the proportion equation
433,254.24 : 649,821.24 = 133,744.68 : x - Step 2: Convert to fraction form
433,254.24/649,821.24 = 133,744.68/x - Step 3: Cross multiply
433,254.24x = 649,821.24 × 133,744.68 - Step 4: Simplify right side
433,254.24x = 86,910,133,801.00 - Step 5: Solve for x
x = 86,910,133,801.00/433,254.24 - Step 6: Final answer
x = 200,598.46
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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.