Finding the Third Proportional to 219,287.25 and 328,038.19
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Solution
The third proportional to 219,287.25 and 328,038.19 is: 490,721.88
Step by Step Solution
- Step 1: Write the proportion equation
219,287.25 : 328,038.19 = 328,038.19 : x - Step 2: Convert to fraction form
219,287.25/328,038.19 = 328,038.19/x - Step 3: Cross multiply
219,287.25x = 328,038.19 × 328,038.19 - Step 4: Simplify right side
219,287.25x = 107,609,052,458.29 - Step 5: Solve for x
x = 107,609,052,458.29/219,287.25 - Step 6: Final answer
x = 490,721.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.