Finding the Fourth Proportional to 544,658.48, 751,321.92 and 326,810.84
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Solution
The fourth proportional to 544,658.48, 751,321.92 and 326,810.84 is: 450,814.88
Step by Step Solution
- Step 1: Write the proportion equation
544,658.48 : 751,321.92 = 326,810.84 : x - Step 2: Convert to fraction form
544,658.48/751,321.92 = 326,810.84/x - Step 3: Cross multiply
544,658.48x = 751,321.92 × 326,810.84 - Step 4: Simplify right side
544,658.48x = 245,540,147,785.61 - Step 5: Solve for x
x = 245,540,147,785.61/544,658.48 - Step 6: Final answer
x = 450,814.88
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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.