Finding the Third Proportional to 384 and 439.50
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Solution
The third proportional to 384 and 439.50 is: 503.02
Step by Step Solution
- Step 1: Write the proportion equation
384 : 439.50 = 439.50 : x - Step 2: Convert to fraction form
384/439.50 = 439.50/x - Step 3: Cross multiply
384x = 439.50 × 439.50 - Step 4: Simplify right side
384x = 193,160.25 - Step 5: Solve for x
x = 193,160.25/384 - Step 6: Final answer
x = 503.02
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These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.