Finding the Fourth Proportional to 296,495.14, 409,158.31 and 160,527.99
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Solution
The fourth proportional to 296,495.14, 409,158.31 and 160,527.99 is: 221,525.93
Step by Step Solution
- Step 1: Write the proportion equation
296,495.14 : 409,158.31 = 160,527.99 : x - Step 2: Convert to fraction form
296,495.14/409,158.31 = 160,527.99/x - Step 3: Cross multiply
296,495.14x = 409,158.31 × 160,527.99 - Step 4: Simplify right side
296,495.14x = 65,681,361,096.10 - Step 5: Solve for x
x = 65,681,361,096.10/296,495.14 - Step 6: Final answer
x = 221,525.93
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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.