Finding the Fourth Proportional to 418,006.26, 576,773.73 and 248,282.10
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Solution
The fourth proportional to 418,006.26, 576,773.73 and 248,282.10 is: 342,584.80
Step by Step Solution
- Step 1: Write the proportion equation
418,006.26 : 576,773.73 = 248,282.10 : x - Step 2: Convert to fraction form
418,006.26/576,773.73 = 248,282.10/x - Step 3: Cross multiply
418,006.26x = 576,773.73 × 248,282.10 - Step 4: Simplify right side
418,006.26x = 143,202,592,909.23 - Step 5: Solve for x
x = 143,202,592,909.23/418,006.26 - Step 6: Final answer
x = 342,584.80
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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.