Finding the Third Proportional to 309,963.38 and 446,451.75
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Solution
The third proportional to 309,963.38 and 446,451.75 is: 643,041.02
Step by Step Solution
- Step 1: Write the proportion equation
309,963.38 : 446,451.75 = 446,451.75 : x - Step 2: Convert to fraction form
309,963.38/446,451.75 = 446,451.75/x - Step 3: Cross multiply
309,963.38x = 446,451.75 × 446,451.75 - Step 4: Simplify right side
309,963.38x = 199,319,165,078.06 - Step 5: Solve for x
x = 199,319,165,078.06/309,963.38 - Step 6: Final answer
x = 643,041.02
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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.