Finding the Third Proportional to 408,462.75 and 454,389.75
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Solution
The third proportional to 408,462.75 and 454,389.75 is: 505,480.72
Step by Step Solution
- Step 1: Write the proportion equation
408,462.75 : 454,389.75 = 454,389.75 : x - Step 2: Convert to fraction form
408,462.75/454,389.75 = 454,389.75/x - Step 3: Cross multiply
408,462.75x = 454,389.75 × 454,389.75 - Step 4: Simplify right side
408,462.75x = 206,470,044,905.06 - Step 5: Solve for x
x = 206,470,044,905.06/408,462.75 - Step 6: Final answer
x = 505,480.72
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These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.