Finding the Third Proportional to 578.25 and 1,224
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Solution
The third proportional to 578.25 and 1,224 is: 2,590.88
Step by Step Solution
- Step 1: Write the proportion equation
578.25 : 1,224 = 1,224 : x - Step 2: Convert to fraction form
578.25/1,224 = 1,224/x - Step 3: Cross multiply
578.25x = 1,224 × 1,224 - Step 4: Simplify right side
578.25x = 1,498,176 - Step 5: Solve for x
x = 1,498,176/578.25 - Step 6: Final answer
x = 2,590.88
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.