Finding the Third Proportional to 317,975.25 and 431,787.75
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Solution
The third proportional to 317,975.25 and 431,787.75 is: 586,337.02
Step by Step Solution
- Step 1: Write the proportion equation
317,975.25 : 431,787.75 = 431,787.75 : x - Step 2: Convert to fraction form
317,975.25/431,787.75 = 431,787.75/x - Step 3: Cross multiply
317,975.25x = 431,787.75 × 431,787.75 - Step 4: Simplify right side
317,975.25x = 186,440,661,050.06 - Step 5: Solve for x
x = 186,440,661,050.06/317,975.25 - Step 6: Final answer
x = 586,337.02
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.