Finding the Third Proportional to 408,065.63 and 643,398.75
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Solution
The third proportional to 408,065.63 and 643,398.75 is: 1,014,449.46
Step by Step Solution
- Step 1: Write the proportion equation
408,065.63 : 643,398.75 = 643,398.75 : x - Step 2: Convert to fraction form
408,065.63/643,398.75 = 643,398.75/x - Step 3: Cross multiply
408,065.63x = 643,398.75 × 643,398.75 - Step 4: Simplify right side
408,065.63x = 413,961,951,501.56 - Step 5: Solve for x
x = 413,961,951,501.56/408,065.63 - Step 6: Final answer
x = 1,014,449.46
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