Finding the Third Proportional to 449,858.25 and 679,434.75
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Solution
The third proportional to 449,858.25 and 679,434.75 is: 1,026,171.20
Step by Step Solution
- Step 1: Write the proportion equation
449,858.25 : 679,434.75 = 679,434.75 : x - Step 2: Convert to fraction form
449,858.25/679,434.75 = 679,434.75/x - Step 3: Cross multiply
449,858.25x = 679,434.75 × 679,434.75 - Step 4: Simplify right side
449,858.25x = 461,631,579,507.56 - Step 5: Solve for x
x = 461,631,579,507.56/449,858.25 - Step 6: Final answer
x = 1,026,171.20
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.