Finding the Third Proportional to 276,033.75 and 391,443.75
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Solution
The third proportional to 276,033.75 and 391,443.75 is: 555,106.79
Step by Step Solution
- Step 1: Write the proportion equation
276,033.75 : 391,443.75 = 391,443.75 : x - Step 2: Convert to fraction form
276,033.75/391,443.75 = 391,443.75/x - Step 3: Cross multiply
276,033.75x = 391,443.75 × 391,443.75 - Step 4: Simplify right side
276,033.75x = 153,228,209,414.06 - Step 5: Solve for x
x = 153,228,209,414.06/276,033.75 - Step 6: Final answer
x = 555,106.79
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These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.