Finding the Third Proportional to 570.25 and 1,247
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Solution
The third proportional to 570.25 and 1,247 is: 2,726.89
Step by Step Solution
- Step 1: Write the proportion equation
570.25 : 1,247 = 1,247 : x - Step 2: Convert to fraction form
570.25/1,247 = 1,247/x - Step 3: Cross multiply
570.25x = 1,247 × 1,247 - Step 4: Simplify right side
570.25x = 1,555,009 - Step 5: Solve for x
x = 1,555,009/570.25 - Step 6: Final answer
x = 2,726.89
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.