Finding the Third Proportional to 455,242.50 and 655,791.75
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Solution
The third proportional to 455,242.50 and 655,791.75 is: 944,689.52
Step by Step Solution
- Step 1: Write the proportion equation
455,242.50 : 655,791.75 = 655,791.75 : x - Step 2: Convert to fraction form
455,242.50/655,791.75 = 655,791.75/x - Step 3: Cross multiply
455,242.50x = 655,791.75 × 655,791.75 - Step 4: Simplify right side
455,242.50x = 430,062,819,368.06 - Step 5: Solve for x
x = 430,062,819,368.06/455,242.50 - Step 6: Final answer
x = 944,689.52
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.