Finding the Third Proportional to 311,432.06 and 679,145.06
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Solution
The third proportional to 311,432.06 and 679,145.06 is: 1,481,022.90
Step by Step Solution
- Step 1: Write the proportion equation
311,432.06 : 679,145.06 = 679,145.06 : x - Step 2: Convert to fraction form
311,432.06/679,145.06 = 679,145.06/x - Step 3: Cross multiply
311,432.06x = 679,145.06 × 679,145.06 - Step 4: Simplify right side
311,432.06x = 461,238,015,918.13 - Step 5: Solve for x
x = 461,238,015,918.13/311,432.06 - Step 6: Final answer
x = 1,481,022.90
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.