Finding the Third Proportional to 292,995 and 639,684
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Solution
The third proportional to 292,995 and 639,684 is: 1,396,595.91
Step by Step Solution
- Step 1: Write the proportion equation
292,995 : 639,684 = 639,684 : x - Step 2: Convert to fraction form
292,995/639,684 = 639,684/x - Step 3: Cross multiply
292,995x = 639,684 × 639,684 - Step 4: Simplify right side
292,995x = 409,195,619,856 - Step 5: Solve for x
x = 409,195,619,856/292,995 - Step 6: Final answer
x = 1,396,595.91
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.