Finding the Fourth Proportional to 741,546.09, 1,112,649.98 and 341,972.37
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Solution
The fourth proportional to 741,546.09, 1,112,649.98 and 341,972.37 is: 513,111.13
Step by Step Solution
- Step 1: Write the proportion equation
741,546.09 : 1,112,649.98 = 341,972.37 : x - Step 2: Convert to fraction form
741,546.09/1,112,649.98 = 341,972.37/x - Step 3: Cross multiply
741,546.09x = 1,112,649.98 × 341,972.37 - Step 4: Simplify right side
741,546.09x = 380,495,550,641.05 - Step 5: Solve for x
x = 380,495,550,641.05/741,546.09 - Step 6: Final answer
x = 513,111.13
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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.