Finding the Third Proportional to 391,027.50 and 856,797.75
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Solution
The third proportional to 391,027.50 and 856,797.75 is: 1,877,367.66
Step by Step Solution
- Step 1: Write the proportion equation
391,027.50 : 856,797.75 = 856,797.75 : x - Step 2: Convert to fraction form
391,027.50/856,797.75 = 856,797.75/x - Step 3: Cross multiply
391,027.50x = 856,797.75 × 856,797.75 - Step 4: Simplify right side
391,027.50x = 734,102,384,405.06 - Step 5: Solve for x
x = 734,102,384,405.06/391,027.50 - Step 6: Final answer
x = 1,877,367.66
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.