Finding the Fourth Proportional to 440,572.08, 660,858.78 and 108,148.08
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Solution
The fourth proportional to 440,572.08, 660,858.78 and 108,148.08 is: 162,222.28
Step by Step Solution
- Step 1: Write the proportion equation
440,572.08 : 660,858.78 = 108,148.08 : x - Step 2: Convert to fraction form
440,572.08/660,858.78 = 108,148.08/x - Step 3: Cross multiply
440,572.08x = 660,858.78 × 108,148.08 - Step 4: Simplify right side
440,572.08x = 71,470,608,208.14 - Step 5: Solve for x
x = 71,470,608,208.14/440,572.08 - Step 6: Final answer
x = 162,222.28
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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.