Finding the Fourth Proportional to 296,664.93, 409,397.76 and 160,699.14
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Solution
The fourth proportional to 296,664.93, 409,397.76 and 160,699.14 is: 221,764.90
Step by Step Solution
- Step 1: Write the proportion equation
296,664.93 : 409,397.76 = 160,699.14 : x - Step 2: Convert to fraction form
296,664.93/409,397.76 = 160,699.14/x - Step 3: Cross multiply
296,664.93x = 409,397.76 × 160,699.14 - Step 4: Simplify right side
296,664.93x = 65,789,867,949.93 - Step 5: Solve for x
x = 65,789,867,949.93/296,664.93 - Step 6: Final answer
x = 221,764.90
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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.