Finding the Fourth Proportional to 577,879.21, 797,540.67 and 336,171.97
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Solution
The fourth proportional to 577,879.21, 797,540.67 and 336,171.97 is: 463,956.50
Step by Step Solution
- Step 1: Write the proportion equation
577,879.21 : 797,540.67 = 336,171.97 : x - Step 2: Convert to fraction form
577,879.21/797,540.67 = 336,171.97/x - Step 3: Cross multiply
577,879.21x = 797,540.67 × 336,171.97 - Step 4: Simplify right side
577,879.21x = 268,110,818,189.02 - Step 5: Solve for x
x = 268,110,818,189.02/577,879.21 - Step 6: Final answer
x = 463,956.50
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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.