Finding the Fourth Proportional to 380,269.18, 524,735.87 and 227,276.99
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Solution
The fourth proportional to 380,269.18, 524,735.87 and 227,276.99 is: 313,620.97
Step by Step Solution
- Step 1: Write the proportion equation
380,269.18 : 524,735.87 = 227,276.99 : x - Step 2: Convert to fraction form
380,269.18/524,735.87 = 227,276.99/x - Step 3: Cross multiply
380,269.18x = 524,735.87 × 227,276.99 - Step 4: Simplify right side
380,269.18x = 119,260,388,564.76 - Step 5: Solve for x
x = 119,260,388,564.76/380,269.18 - Step 6: Final answer
x = 313,620.97
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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.