Finding the Third Proportional to 488,615.25 and 747,453.75
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Solution
The third proportional to 488,615.25 and 747,453.75 is: 1,143,409.07
Step by Step Solution
- Step 1: Write the proportion equation
488,615.25 : 747,453.75 = 747,453.75 : x - Step 2: Convert to fraction form
488,615.25/747,453.75 = 747,453.75/x - Step 3: Cross multiply
488,615.25x = 747,453.75 × 747,453.75 - Step 4: Simplify right side
488,615.25x = 558,687,108,389.06 - Step 5: Solve for x
x = 558,687,108,389.06/488,615.25 - Step 6: Final answer
x = 1,143,409.07
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.