Finding the Fourth Proportional to 307,419.99, 461,195.60 and 107,752.56
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Solution
The fourth proportional to 307,419.99, 461,195.60 and 107,752.56 is: 161,651.84
Step by Step Solution
- Step 1: Write the proportion equation
307,419.99 : 461,195.60 = 107,752.56 : x - Step 2: Convert to fraction form
307,419.99/461,195.60 = 107,752.56/x - Step 3: Cross multiply
307,419.99x = 461,195.60 × 107,752.56 - Step 4: Simplify right side
307,419.99x = 49,695,006,021.97 - Step 5: Solve for x
x = 49,695,006,021.97/307,419.99 - Step 6: Final answer
x = 161,651.84
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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.