Finding the Fourth Proportional to 296,647.05, 409,446.18 and 169,396.46
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Solution
The fourth proportional to 296,647.05, 409,446.18 and 169,396.46 is: 233,808.94
Step by Step Solution
- Step 1: Write the proportion equation
296,647.05 : 409,446.18 = 169,396.46 : x - Step 2: Convert to fraction form
296,647.05/409,446.18 = 169,396.46/x - Step 3: Cross multiply
296,647.05x = 409,446.18 × 169,396.46 - Step 4: Simplify right side
296,647.05x = 69,358,732,940.72 - Step 5: Solve for x
x = 69,358,732,940.72/296,647.05 - Step 6: Final answer
x = 233,808.94
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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.