Finding the Third Proportional to 251,167.50 and 351,321.75
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Solution
The third proportional to 251,167.50 and 351,321.75 is: 491,412.99
Step by Step Solution
- Step 1: Write the proportion equation
251,167.50 : 351,321.75 = 351,321.75 : x - Step 2: Convert to fraction form
251,167.50/351,321.75 = 351,321.75/x - Step 3: Cross multiply
251,167.50x = 351,321.75 × 351,321.75 - Step 4: Simplify right side
251,167.50x = 123,426,972,023.06 - Step 5: Solve for x
x = 123,426,972,023.06/251,167.50 - Step 6: Final answer
x = 491,412.99
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.