Finding the Fourth Proportional to 789,735.92, 1,184,602.97 and 257,256.09
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Solution
The fourth proportional to 789,735.92, 1,184,602.97 and 257,256.09 is: 385,883.84
Step by Step Solution
- Step 1: Write the proportion equation
789,735.92 : 1,184,602.97 = 257,256.09 : x - Step 2: Convert to fraction form
789,735.92/1,184,602.97 = 257,256.09/x - Step 3: Cross multiply
789,735.92x = 1,184,602.97 × 257,256.09 - Step 4: Simplify right side
789,735.92x = 304,746,326,978.31 - Step 5: Solve for x
x = 304,746,326,978.31/789,735.92 - Step 6: Final answer
x = 385,883.84
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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.