Finding the Fourth Proportional to 440,585.08, 660,878.25 and 108,161.08
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Solution
The fourth proportional to 440,585.08, 660,878.25 and 108,161.08 is: 162,241.77
Step by Step Solution
- Step 1: Write the proportion equation
440,585.08 : 660,878.25 = 108,161.08 : x - Step 2: Convert to fraction form
440,585.08/660,878.25 = 108,161.08/x - Step 3: Cross multiply
440,585.08x = 660,878.25 × 108,161.08 - Step 4: Simplify right side
440,585.08x = 71,481,305,268.51 - Step 5: Solve for x
x = 71,481,305,268.51/440,585.08 - Step 6: Final answer
x = 162,241.77
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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.