Finding the Third Proportional to 318,558.75 and 482,470.13
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Solution
The third proportional to 318,558.75 and 482,470.13 is: 730,720.54
Step by Step Solution
- Step 1: Write the proportion equation
318,558.75 : 482,470.13 = 482,470.13 : x - Step 2: Convert to fraction form
318,558.75/482,470.13 = 482,470.13/x - Step 3: Cross multiply
318,558.75x = 482,470.13 × 482,470.13 - Step 4: Simplify right side
318,558.75x = 232,777,421,517.52 - Step 5: Solve for x
x = 232,777,421,517.52/318,558.75 - Step 6: Final answer
x = 730,720.54
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.