Finding the Fourth Proportional to 296,548.73, 409,239.20 and 160,582.68
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Solution
The fourth proportional to 296,548.73, 409,239.20 and 160,582.68 is: 221,605.16
Step by Step Solution
- Step 1: Write the proportion equation
296,548.73 : 409,239.20 = 160,582.68 : x - Step 2: Convert to fraction form
296,548.73/409,239.20 = 160,582.68/x - Step 3: Cross multiply
296,548.73x = 409,239.20 × 160,582.68 - Step 4: Simplify right side
296,548.73x = 65,716,726,694.14 - Step 5: Solve for x
x = 65,716,726,694.14/296,548.73 - Step 6: Final answer
x = 221,605.16
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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.