Finding the Fourth Proportional to 496,440.08, 685,065.68 and 275,663.68
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Solution
The fourth proportional to 496,440.08, 685,065.68 and 275,663.68 is: 380,403.87
Step by Step Solution
- Step 1: Write the proportion equation
496,440.08 : 685,065.68 = 275,663.68 : x - Step 2: Convert to fraction form
496,440.08/685,065.68 = 275,663.68/x - Step 3: Cross multiply
496,440.08x = 685,065.68 × 275,663.68 - Step 4: Simplify right side
496,440.08x = 188,847,729,737.36 - Step 5: Solve for x
x = 188,847,729,737.36/496,440.08 - Step 6: Final answer
x = 380,403.87
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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.