Finding the Fourth Proportional to 567,984.40, 783,760.98 and 335,375.08
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Solution
The fourth proportional to 567,984.40, 783,760.98 and 335,375.08 is: 462,783.66
Step by Step Solution
- Step 1: Write the proportion equation
567,984.40 : 783,760.98 = 335,375.08 : x - Step 2: Convert to fraction form
567,984.40/783,760.98 = 335,375.08/x - Step 3: Cross multiply
567,984.40x = 783,760.98 × 335,375.08 - Step 4: Simplify right side
567,984.40x = 262,853,901,368.38 - Step 5: Solve for x
x = 262,853,901,368.38/567,984.40 - Step 6: Final answer
x = 462,783.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.