Finding the Fourth Proportional to 804,538.26, 1,207,316.50 and 449,785
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Solution
The fourth proportional to 804,538.26, 1,207,316.50 and 449,785 is: 674,962.12
Step by Step Solution
- Step 1: Write the proportion equation
804,538.26 : 1,207,316.50 = 449,785 : x - Step 2: Convert to fraction form
804,538.26/1,207,316.50 = 449,785/x - Step 3: Cross multiply
804,538.26x = 1,207,316.50 × 449,785 - Step 4: Simplify right side
804,538.26x = 543,032,851,952.50 - Step 5: Solve for x
x = 543,032,851,952.50/804,538.26 - Step 6: Final answer
x = 674,962.12
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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.