Finding the Third Proportional to 261,371.95 and 406,965.80
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Solution
The third proportional to 261,371.95 and 406,965.80 is: 633,660.80
Step by Step Solution
- Step 1: Write the proportion equation
261,371.95 : 406,965.80 = 406,965.80 : x - Step 2: Convert to fraction form
261,371.95/406,965.80 = 406,965.80/x - Step 3: Cross multiply
261,371.95x = 406,965.80 × 406,965.80 - Step 4: Simplify right side
261,371.95x = 165,621,159,826.10 - Step 5: Solve for x
x = 165,621,159,826.10/261,371.95 - Step 6: Final answer
x = 633,660.80
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.