Finding the Fourth Proportional to 496,347.26, 680,497.77 and 487,379.14
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Solution
The fourth proportional to 496,347.26, 680,497.77 and 487,379.14 is: 668,202.37
Step by Step Solution
- Step 1: Write the proportion equation
496,347.26 : 680,497.77 = 487,379.14 : x - Step 2: Convert to fraction form
496,347.26/680,497.77 = 487,379.14/x - Step 3: Cross multiply
496,347.26x = 680,497.77 × 487,379.14 - Step 4: Simplify right side
496,347.26x = 331,660,415,477.62 - Step 5: Solve for x
x = 331,660,415,477.62/496,347.26 - Step 6: Final answer
x = 668,202.37
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.