Finding the Fourth Proportional to 372,789.99, 514,464.75 and 211,660.04
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Solution
The fourth proportional to 372,789.99, 514,464.75 and 211,660.04 is: 292,099.12
Step by Step Solution
- Step 1: Write the proportion equation
372,789.99 : 514,464.75 = 211,660.04 : x - Step 2: Convert to fraction form
372,789.99/514,464.75 = 211,660.04/x - Step 3: Cross multiply
372,789.99x = 514,464.75 × 211,660.04 - Step 4: Simplify right side
372,789.99x = 108,891,626,991.27 - Step 5: Solve for x
x = 108,891,626,991.27/372,789.99 - Step 6: Final answer
x = 292,099.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.