Finding the Third Proportional to 313,672.50 and 486,385.50
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Solution
The third proportional to 313,672.50 and 486,385.50 is: 754,196.99
Step by Step Solution
- Step 1: Write the proportion equation
313,672.50 : 486,385.50 = 486,385.50 : x - Step 2: Convert to fraction form
313,672.50/486,385.50 = 486,385.50/x - Step 3: Cross multiply
313,672.50x = 486,385.50 × 486,385.50 - Step 4: Simplify right side
313,672.50x = 236,570,854,610.25 - Step 5: Solve for x
x = 236,570,854,610.25/313,672.50 - Step 6: Final answer
x = 754,196.99
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.