Finding the Fourth Proportional to 408,051.99, 612,077.04 and 108,532.62
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Solution
The fourth proportional to 408,051.99, 612,077.04 and 108,532.62 is: 162,798.68
Step by Step Solution
- Step 1: Write the proportion equation
408,051.99 : 612,077.04 = 108,532.62 : x - Step 2: Convert to fraction form
408,051.99/612,077.04 = 108,532.62/x - Step 3: Cross multiply
408,051.99x = 612,077.04 × 108,532.62 - Step 4: Simplify right side
408,051.99x = 66,430,324,793.04 - Step 5: Solve for x
x = 66,430,324,793.04/408,051.99 - Step 6: Final answer
x = 162,798.68
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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.