Finding the Fourth Proportional to 804,533.76, 1,207,309.73 and 449,780.49
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Solution
The fourth proportional to 804,533.76, 1,207,309.73 and 449,780.49 is: 674,955.35
Step by Step Solution
- Step 1: Write the proportion equation
804,533.76 : 1,207,309.73 = 449,780.49 : x - Step 2: Convert to fraction form
804,533.76/1,207,309.73 = 449,780.49/x - Step 3: Cross multiply
804,533.76x = 1,207,309.73 × 449,780.49 - Step 4: Simplify right side
804,533.76x = 543,024,361,941.17 - Step 5: Solve for x
x = 543,024,361,941.17/804,533.76 - Step 6: Final answer
x = 674,955.35
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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.