Finding the Fourth Proportional to 793,343.60, 1,190,166.24 and 261,018.08
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Solution
The fourth proportional to 793,343.60, 1,190,166.24 and 261,018.08 is: 391,576.75
Step by Step Solution
- Step 1: Write the proportion equation
793,343.60 : 1,190,166.24 = 261,018.08 : x - Step 2: Convert to fraction form
793,343.60/1,190,166.24 = 261,018.08/x - Step 3: Cross multiply
793,343.60x = 1,190,166.24 × 261,018.08 - Step 4: Simplify right side
793,343.60x = 310,654,906,845.62 - Step 5: Solve for x
x = 310,654,906,845.62/793,343.60 - Step 6: Final answer
x = 391,576.75
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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.