Finding the Third Proportional to 405,762.75 and 633,209.25
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Solution
The third proportional to 405,762.75 and 633,209.25 is: 988,148.75
Step by Step Solution
- Step 1: Write the proportion equation
405,762.75 : 633,209.25 = 633,209.25 : x - Step 2: Convert to fraction form
405,762.75/633,209.25 = 633,209.25/x - Step 3: Cross multiply
405,762.75x = 633,209.25 × 633,209.25 - Step 4: Simplify right side
405,762.75x = 400,953,954,285.56 - Step 5: Solve for x
x = 400,953,954,285.56/405,762.75 - Step 6: Final answer
x = 988,148.75
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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.