Finding the Third Proportional to 215,433.75 and 340,971.75
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Solution
The third proportional to 215,433.75 and 340,971.75 is: 539,663.51
Step by Step Solution
- Step 1: Write the proportion equation
215,433.75 : 340,971.75 = 340,971.75 : x - Step 2: Convert to fraction form
215,433.75/340,971.75 = 340,971.75/x - Step 3: Cross multiply
215,433.75x = 340,971.75 × 340,971.75 - Step 4: Simplify right side
215,433.75x = 116,261,734,298.06 - Step 5: Solve for x
x = 116,261,734,298.06/215,433.75 - Step 6: Final answer
x = 539,663.51
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These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.