Finding the Third Proportional to 187,215.75 and 403,953.75
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Solution
The third proportional to 187,215.75 and 403,953.75 is: 871,607.39
Step by Step Solution
- Step 1: Write the proportion equation
187,215.75 : 403,953.75 = 403,953.75 : x - Step 2: Convert to fraction form
187,215.75/403,953.75 = 403,953.75/x - Step 3: Cross multiply
187,215.75x = 403,953.75 × 403,953.75 - Step 4: Simplify right side
187,215.75x = 163,178,632,139.06 - Step 5: Solve for x
x = 163,178,632,139.06/187,215.75 - Step 6: Final answer
x = 871,607.39
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.