Finding the Fourth Proportional to 741,549.84, 1,112,655.60 and 341,976.12
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Solution
The fourth proportional to 741,549.84, 1,112,655.60 and 341,976.12 is: 513,116.75
Step by Step Solution
- Step 1: Write the proportion equation
741,549.84 : 1,112,655.60 = 341,976.12 : x - Step 2: Convert to fraction form
741,549.84/1,112,655.60 = 341,976.12/x - Step 3: Cross multiply
741,549.84x = 1,112,655.60 × 341,976.12 - Step 4: Simplify right side
741,549.84x = 380,501,644,984.27 - Step 5: Solve for x
x = 380,501,644,984.27/741,549.84 - Step 6: Final answer
x = 513,116.75
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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.