Finding the Third Proportional to 328,812.75 and 493,218.75
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Solution
The third proportional to 328,812.75 and 493,218.75 is: 739,827.56
Step by Step Solution
- Step 1: Write the proportion equation
328,812.75 : 493,218.75 = 493,218.75 : x - Step 2: Convert to fraction form
328,812.75/493,218.75 = 493,218.75/x - Step 3: Cross multiply
328,812.75x = 493,218.75 × 493,218.75 - Step 4: Simplify right side
328,812.75x = 243,264,735,351.56 - Step 5: Solve for x
x = 243,264,735,351.56/328,812.75 - Step 6: Final answer
x = 739,827.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.