Finding the Third Proportional to 294.50 and 435
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Solution
The third proportional to 294.50 and 435 is: 642.53
Step by Step Solution
- Step 1: Write the proportion equation
294.50 : 435 = 435 : x - Step 2: Convert to fraction form
294.50/435 = 435/x - Step 3: Cross multiply
294.50x = 435 × 435 - Step 4: Simplify right side
294.50x = 189,225 - Step 5: Solve for x
x = 189,225/294.50 - Step 6: Final answer
x = 642.53
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These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.