Finding the Third Proportional to 245 and 472
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Solution
The third proportional to 245 and 472 is: 909.32
Step by Step Solution
- Step 1: Write the proportion equation
245 : 472 = 472 : x - Step 2: Convert to fraction form
245/472 = 472/x - Step 3: Cross multiply
245x = 472 × 472 - Step 4: Simplify right side
245x = 222,784 - Step 5: Solve for x
x = 222,784/245 - Step 6: Final answer
x = 909.32
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These problems maintain the same ratio (1.93) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.