Finding the Third Proportional to 128,805.19 and 283,854.38
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Solution
The third proportional to 128,805.19 and 283,854.38 is: 625,543.95
Step by Step Solution
- Step 1: Write the proportion equation
128,805.19 : 283,854.38 = 283,854.38 : x - Step 2: Convert to fraction form
128,805.19/283,854.38 = 283,854.38/x - Step 3: Cross multiply
128,805.19x = 283,854.38 × 283,854.38 - Step 4: Simplify right side
128,805.19x = 80,573,306,206.64 - Step 5: Solve for x
x = 80,573,306,206.64/128,805.19 - Step 6: Final answer
x = 625,543.95
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.