Finding the Third Proportional to 508 and 1,130
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Solution
The third proportional to 508 and 1,130 is: 2,513.58
Step by Step Solution
- Step 1: Write the proportion equation
508 : 1,130 = 1,130 : x - Step 2: Convert to fraction form
508/1,130 = 1,130/x - Step 3: Cross multiply
508x = 1,130 × 1,130 - Step 4: Simplify right side
508x = 1,276,900 - Step 5: Solve for x
x = 1,276,900/508 - Step 6: Final answer
x = 2,513.58
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.