Finding the Third Proportional to 423,586.13 and 645,306.75
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Solution
The third proportional to 423,586.13 and 645,306.75 is: 983,084.14
Step by Step Solution
- Step 1: Write the proportion equation
423,586.13 : 645,306.75 = 645,306.75 : x - Step 2: Convert to fraction form
423,586.13/645,306.75 = 645,306.75/x - Step 3: Cross multiply
423,586.13x = 645,306.75 × 645,306.75 - Step 4: Simplify right side
423,586.13x = 416,420,801,595.56 - Step 5: Solve for x
x = 416,420,801,595.56/423,586.13 - Step 6: Final answer
x = 983,084.14
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.