Finding the Fourth Proportional to 433,028.24, 649,542.66 and 117,485.12
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Solution
The fourth proportional to 433,028.24, 649,542.66 and 117,485.12 is: 176,227.76
Step by Step Solution
- Step 1: Write the proportion equation
433,028.24 : 649,542.66 = 117,485.12 : x - Step 2: Convert to fraction form
433,028.24/649,542.66 = 117,485.12/x - Step 3: Cross multiply
433,028.24x = 649,542.66 × 117,485.12 - Step 4: Simplify right side
433,028.24x = 76,311,597,355.22 - Step 5: Solve for x
x = 76,311,597,355.22/433,028.24 - Step 6: Final answer
x = 176,227.76
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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.