Finding the Fourth Proportional to 380,100.26, 524,502.74 and 227,107.99
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Solution
The fourth proportional to 380,100.26, 524,502.74 and 227,107.99 is: 313,387.75
Step by Step Solution
- Step 1: Write the proportion equation
380,100.26 : 524,502.74 = 227,107.99 : x - Step 2: Convert to fraction form
380,100.26/524,502.74 = 227,107.99/x - Step 3: Cross multiply
380,100.26x = 524,502.74 × 227,107.99 - Step 4: Simplify right side
380,100.26x = 119,118,763,516.71 - Step 5: Solve for x
x = 119,118,763,516.71/380,100.26 - Step 6: Final answer
x = 313,387.75
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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.