Finding the Fourth Proportional to 296,965.88, 409,807.58 and 167,902.13
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Solution
The fourth proportional to 296,965.88, 409,807.58 and 167,902.13 is: 231,701.92
Step by Step Solution
- Step 1: Write the proportion equation
296,965.88 : 409,807.58 = 167,902.13 : x - Step 2: Convert to fraction form
296,965.88/409,807.58 = 167,902.13/x - Step 3: Cross multiply
296,965.88x = 409,807.58 × 167,902.13 - Step 4: Simplify right side
296,965.88x = 68,807,565,757.15 - Step 5: Solve for x
x = 68,807,565,757.15/296,965.88 - Step 6: Final answer
x = 231,701.92
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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.