Finding the Third Proportional to 513,717.75 and 813,408.75
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Solution
The third proportional to 513,717.75 and 813,408.75 is: 1,287,932.52
Step by Step Solution
- Step 1: Write the proportion equation
513,717.75 : 813,408.75 = 813,408.75 : x - Step 2: Convert to fraction form
513,717.75/813,408.75 = 813,408.75/x - Step 3: Cross multiply
513,717.75x = 813,408.75 × 813,408.75 - Step 4: Simplify right side
513,717.75x = 661,633,794,576.56 - Step 5: Solve for x
x = 661,633,794,576.56/513,717.75 - Step 6: Final answer
x = 1,287,932.52
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These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.