Finding the Fourth Proportional to 296,967.66, 409,718.97 and 167,893.62
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Solution
The fourth proportional to 296,967.66, 409,718.97 and 167,893.62 is: 231,638.69
Step by Step Solution
- Step 1: Write the proportion equation
296,967.66 : 409,718.97 = 167,893.62 : x - Step 2: Convert to fraction form
296,967.66/409,718.97 = 167,893.62/x - Step 3: Cross multiply
296,967.66x = 409,718.97 × 167,893.62 - Step 4: Simplify right side
296,967.66x = 68,789,201,055.97 - Step 5: Solve for x
x = 68,789,201,055.97/296,967.66 - Step 6: Final answer
x = 231,638.69
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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.