Finding the Fourth Proportional to 296,517.49, 409,192.42 and 160,548.63
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Solution
The fourth proportional to 296,517.49, 409,192.42 and 160,548.63 is: 221,556.18
Step by Step Solution
- Step 1: Write the proportion equation
296,517.49 : 409,192.42 = 160,548.63 : x - Step 2: Convert to fraction form
296,517.49/409,192.42 = 160,548.63/x - Step 3: Cross multiply
296,517.49x = 409,192.42 × 160,548.63 - Step 4: Simplify right side
296,517.49x = 65,695,282,437.38 - Step 5: Solve for x
x = 65,695,282,437.38/296,517.49 - Step 6: Final answer
x = 221,556.18
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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.