Finding the Fourth Proportional to 848,431.12, 1,269,877.44 and 623,732.08
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Solution
The fourth proportional to 848,431.12, 1,269,877.44 and 623,732.08 is: 933,562.29
Step by Step Solution
- Step 1: Write the proportion equation
848,431.12 : 1,269,877.44 = 623,732.08 : x - Step 2: Convert to fraction form
848,431.12/1,269,877.44 = 623,732.08/x - Step 3: Cross multiply
848,431.12x = 1,269,877.44 × 623,732.08 - Step 4: Simplify right side
848,431.12x = 792,063,296,996.28 - Step 5: Solve for x
x = 792,063,296,996.28/848,431.12 - Step 6: Final answer
x = 933,562.29
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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.