Finding the Third Proportional to 516,157.50 and 777,219.75
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Solution
The third proportional to 516,157.50 and 777,219.75 is: 1,170,322.12
Step by Step Solution
- Step 1: Write the proportion equation
516,157.50 : 777,219.75 = 777,219.75 : x - Step 2: Convert to fraction form
516,157.50/777,219.75 = 777,219.75/x - Step 3: Cross multiply
516,157.50x = 777,219.75 × 777,219.75 - Step 4: Simplify right side
516,157.50x = 604,070,539,790.06 - Step 5: Solve for x
x = 604,070,539,790.06/516,157.50 - Step 6: Final answer
x = 1,170,322.12
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.