Finding the Fourth Proportional to 268,873.26, 403,370.58 and 88,958.28
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Solution
The fourth proportional to 268,873.26, 403,370.58 and 88,958.28 is: 133,457.50
Step by Step Solution
- Step 1: Write the proportion equation
268,873.26 : 403,370.58 = 88,958.28 : x - Step 2: Convert to fraction form
268,873.26/403,370.58 = 88,958.28/x - Step 3: Cross multiply
268,873.26x = 403,370.58 × 88,958.28 - Step 4: Simplify right side
268,873.26x = 35,883,152,999.40 - Step 5: Solve for x
x = 35,883,152,999.40/268,873.26 - Step 6: Final answer
x = 133,457.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.