Finding the Fourth Proportional to 804,533.26, 1,207,308.98 and 449,780
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Solution
The fourth proportional to 804,533.26, 1,207,308.98 and 449,780 is: 674,954.61
Step by Step Solution
- Step 1: Write the proportion equation
804,533.26 : 1,207,308.98 = 449,780 : x - Step 2: Convert to fraction form
804,533.26/1,207,308.98 = 449,780/x - Step 3: Cross multiply
804,533.26x = 1,207,308.98 × 449,780 - Step 4: Simplify right side
804,533.26x = 543,023,433,024.40 - Step 5: Solve for x
x = 543,023,433,024.40/804,533.26 - Step 6: Final answer
x = 674,954.61
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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.