Finding the Fourth Proportional to 576,556.86, 864,917.99 and 177,231.17
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Solution
The fourth proportional to 576,556.86, 864,917.99 and 177,231.17 is: 265,872.17
Step by Step Solution
- Step 1: Write the proportion equation
576,556.86 : 864,917.99 = 177,231.17 : x - Step 2: Convert to fraction form
576,556.86/864,917.99 = 177,231.17/x - Step 3: Cross multiply
576,556.86x = 864,917.99 × 177,231.17 - Step 4: Simplify right side
576,556.86x = 153,290,422,111.00 - Step 5: Solve for x
x = 153,290,422,111.00/576,556.86 - Step 6: Final answer
x = 265,872.17
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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.