Finding the Fourth Proportional to 789,740.93, 1,184,610.43 and 257,261.09
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Solution
The fourth proportional to 789,740.93, 1,184,610.43 and 257,261.09 is: 385,891.32
Step by Step Solution
- Step 1: Write the proportion equation
789,740.93 : 1,184,610.43 = 257,261.09 : x - Step 2: Convert to fraction form
789,740.93/1,184,610.43 = 257,261.09/x - Step 3: Cross multiply
789,740.93x = 1,184,610.43 × 257,261.09 - Step 4: Simplify right side
789,740.93x = 304,754,170,447.17 - Step 5: Solve for x
x = 304,754,170,447.17/789,740.93 - Step 6: Final answer
x = 385,891.32
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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.