Finding the Fourth Proportional to 413,618.52, 620,430.42 and 226,527.96
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Solution
The fourth proportional to 413,618.52, 620,430.42 and 226,527.96 is: 339,793.39
Step by Step Solution
- Step 1: Write the proportion equation
413,618.52 : 620,430.42 = 226,527.96 : x - Step 2: Convert to fraction form
413,618.52/620,430.42 = 226,527.96/x - Step 3: Cross multiply
413,618.52x = 620,430.42 × 226,527.96 - Step 4: Simplify right side
413,618.52x = 140,544,837,364.54 - Step 5: Solve for x
x = 140,544,837,364.54/413,618.52 - Step 6: Final answer
x = 339,793.39
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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.