Finding the Fourth Proportional to 804,536.76, 1,207,314.24 and 449,783.49
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Solution
The fourth proportional to 804,536.76, 1,207,314.24 and 449,783.49 is: 674,959.85
Step by Step Solution
- Step 1: Write the proportion equation
804,536.76 : 1,207,314.24 = 449,783.49 : x - Step 2: Convert to fraction form
804,536.76/1,207,314.24 = 449,783.49/x - Step 3: Cross multiply
804,536.76x = 1,207,314.24 × 449,783.49 - Step 4: Simplify right side
804,536.76x = 543,030,012,393.90 - Step 5: Solve for x
x = 543,030,012,393.90/804,536.76 - Step 6: Final answer
x = 674,959.85
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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.