Finding the Third Proportional to 187,212.75 and 403,947.75
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Solution
The third proportional to 187,212.75 and 403,947.75 is: 871,595.47
Step by Step Solution
- Step 1: Write the proportion equation
187,212.75 : 403,947.75 = 403,947.75 : x - Step 2: Convert to fraction form
187,212.75/403,947.75 = 403,947.75/x - Step 3: Cross multiply
187,212.75x = 403,947.75 × 403,947.75 - Step 4: Simplify right side
187,212.75x = 163,173,784,730.06 - Step 5: Solve for x
x = 163,173,784,730.06/187,212.75 - Step 6: Final answer
x = 871,595.47
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.