Finding the Third Proportional to 405,727.50 and 631,554.75
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Solution
The third proportional to 405,727.50 and 631,554.75 is: 983,077.07
Step by Step Solution
- Step 1: Write the proportion equation
405,727.50 : 631,554.75 = 631,554.75 : x - Step 2: Convert to fraction form
405,727.50/631,554.75 = 631,554.75/x - Step 3: Cross multiply
405,727.50x = 631,554.75 × 631,554.75 - Step 4: Simplify right side
405,727.50x = 398,861,402,247.56 - Step 5: Solve for x
x = 398,861,402,247.56/405,727.50 - Step 6: Final answer
x = 983,077.07
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.