Finding the Fourth Proportional to 943,496.80, 1,414,699.44 and 312,241.12
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Solution
The fourth proportional to 943,496.80, 1,414,699.44 and 312,241.12 is: 468,181.07
Step by Step Solution
- Step 1: Write the proportion equation
943,496.80 : 1,414,699.44 = 312,241.12 : x - Step 2: Convert to fraction form
943,496.80/1,414,699.44 = 312,241.12/x - Step 3: Cross multiply
943,496.80x = 1,414,699.44 × 312,241.12 - Step 4: Simplify right side
943,496.80x = 441,727,337,608.97 - Step 5: Solve for x
x = 441,727,337,608.97/943,496.80 - Step 6: Final answer
x = 468,181.07
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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.