Finding the Third Proportional to 618 and 925.50
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Solution
The third proportional to 618 and 925.50 is: 1,386.00
Step by Step Solution
- Step 1: Write the proportion equation
618 : 925.50 = 925.50 : x - Step 2: Convert to fraction form
618/925.50 = 925.50/x - Step 3: Cross multiply
618x = 925.50 × 925.50 - Step 4: Simplify right side
618x = 856,550.25 - Step 5: Solve for x
x = 856,550.25/618 - Step 6: Final answer
x = 1,386.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.