Finding the Third Proportional to 555 and 652.50
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Solution
The third proportional to 555 and 652.50 is: 767.13
Step by Step Solution
- Step 1: Write the proportion equation
555 : 652.50 = 652.50 : x - Step 2: Convert to fraction form
555/652.50 = 652.50/x - Step 3: Cross multiply
555x = 652.50 × 652.50 - Step 4: Simplify right side
555x = 425,756.25 - Step 5: Solve for x
x = 425,756.25/555 - Step 6: Final answer
x = 767.13
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Why These Related Problems?
These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.