Finding the Third Proportional to 287,424 and 435,111
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Solution
The third proportional to 287,424 and 435,111 is: 658,683.97
Step by Step Solution
- Step 1: Write the proportion equation
287,424 : 435,111 = 435,111 : x - Step 2: Convert to fraction form
287,424/435,111 = 435,111/x - Step 3: Cross multiply
287,424x = 435,111 × 435,111 - Step 4: Simplify right side
287,424x = 189,321,582,321 - Step 5: Solve for x
x = 189,321,582,321/287,424 - Step 6: Final answer
x = 658,683.97
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.