Finding the Third Proportional to 1,135.13 and 1,302.19
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Solution
The third proportional to 1,135.13 and 1,302.19 is: 1,493.84
Step by Step Solution
- Step 1: Write the proportion equation
1,135.13 : 1,302.19 = 1,302.19 : x - Step 2: Convert to fraction form
1,135.13/1,302.19 = 1,302.19/x - Step 3: Cross multiply
1,135.13x = 1,302.19 × 1,302.19 - Step 4: Simplify right side
1,135.13x = 1,695,692.29 - Step 5: Solve for x
x = 1,695,692.29/1,135.13 - Step 6: Final answer
x = 1,493.84
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These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.