Finding the Fourth Proportional to 268,334.38, 370,310.36 and 157,933.01
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Solution
The fourth proportional to 268,334.38, 370,310.36 and 157,933.01 is: 217,952.80
Step by Step Solution
- Step 1: Write the proportion equation
268,334.38 : 370,310.36 = 157,933.01 : x - Step 2: Convert to fraction form
268,334.38/370,310.36 = 157,933.01/x - Step 3: Cross multiply
268,334.38x = 370,310.36 × 157,933.01 - Step 4: Simplify right side
268,334.38x = 58,484,229,788.98 - Step 5: Solve for x
x = 58,484,229,788.98/268,334.38 - Step 6: Final answer
x = 217,952.80
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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.