Finding the Third Proportional to 259,701.75 and 391,263.75
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Solution
The third proportional to 259,701.75 and 391,263.75 is: 589,473.59
Step by Step Solution
- Step 1: Write the proportion equation
259,701.75 : 391,263.75 = 391,263.75 : x - Step 2: Convert to fraction form
259,701.75/391,263.75 = 391,263.75/x - Step 3: Cross multiply
259,701.75x = 391,263.75 × 391,263.75 - Step 4: Simplify right side
259,701.75x = 153,087,322,064.06 - Step 5: Solve for x
x = 153,087,322,064.06/259,701.75 - Step 6: Final answer
x = 589,473.59
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.