Finding the Third Proportional to 117,777 and 257,555.75
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Solution
The third proportional to 117,777 and 257,555.75 is: 563,225.11
Step by Step Solution
- Step 1: Write the proportion equation
117,777 : 257,555.75 = 257,555.75 : x - Step 2: Convert to fraction form
117,777/257,555.75 = 257,555.75/x - Step 3: Cross multiply
117,777x = 257,555.75 × 257,555.75 - Step 4: Simplify right side
117,777x = 66,334,964,358.06 - Step 5: Solve for x
x = 66,334,964,358.06/117,777 - Step 6: Final answer
x = 563,225.11
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.