Finding the Fourth Proportional to 557,025.99, 835,571.78 and 157,633.62
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Solution
The fourth proportional to 557,025.99, 835,571.78 and 157,633.62 is: 236,459.71
Step by Step Solution
- Step 1: Write the proportion equation
557,025.99 : 835,571.78 = 157,633.62 : x - Step 2: Convert to fraction form
557,025.99/835,571.78 = 157,633.62/x - Step 3: Cross multiply
557,025.99x = 835,571.78 × 157,633.62 - Step 4: Simplify right side
557,025.99x = 131,714,204,451.24 - Step 5: Solve for x
x = 131,714,204,451.24/557,025.99 - Step 6: Final answer
x = 236,459.71
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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.