Finding the Fourth Proportional to 380,185.87, 524,620.95 and 227,193.70
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Solution
The fourth proportional to 380,185.87, 524,620.95 and 227,193.70 is: 313,506.06
Step by Step Solution
- Step 1: Write the proportion equation
380,185.87 : 524,620.95 = 227,193.70 : x - Step 2: Convert to fraction form
380,185.87/524,620.95 = 227,193.70/x - Step 3: Cross multiply
380,185.87x = 524,620.95 × 227,193.70 - Step 4: Simplify right side
380,185.87x = 119,190,572,104.91 - Step 5: Solve for x
x = 119,190,572,104.91/380,185.87 - Step 6: Final answer
x = 313,506.06
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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.