Finding the Fourth Proportional to 380,189.44, 524,625.81 and 227,197.17
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Solution
The fourth proportional to 380,189.44, 524,625.81 and 227,197.17 is: 313,510.81
Step by Step Solution
- Step 1: Write the proportion equation
380,189.44 : 524,625.81 = 227,197.17 : x - Step 2: Convert to fraction form
380,189.44/524,625.81 = 227,197.17/x - Step 3: Cross multiply
380,189.44x = 524,625.81 × 227,197.17 - Step 4: Simplify right side
380,189.44x = 119,193,499,340.96 - Step 5: Solve for x
x = 119,193,499,340.96/380,189.44 - Step 6: Final answer
x = 313,510.81
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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.