Finding the Fourth Proportional to 731,330.98, 1,096,799.91 and 257,954.02
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Solution
The fourth proportional to 731,330.98, 1,096,799.91 and 257,954.02 is: 386,861.70
Step by Step Solution
- Step 1: Write the proportion equation
731,330.98 : 1,096,799.91 = 257,954.02 : x - Step 2: Convert to fraction form
731,330.98/1,096,799.91 = 257,954.02/x - Step 3: Cross multiply
731,330.98x = 1,096,799.91 × 257,954.02 - Step 4: Simplify right side
731,330.98x = 282,923,945,920.14 - Step 5: Solve for x
x = 282,923,945,920.14/731,330.98 - Step 6: Final answer
x = 386,861.70
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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.