Finding the Third Proportional to 305,979.75 and 505,671.75
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Solution
The third proportional to 305,979.75 and 505,671.75 is: 835,689.02
Step by Step Solution
- Step 1: Write the proportion equation
305,979.75 : 505,671.75 = 505,671.75 : x - Step 2: Convert to fraction form
305,979.75/505,671.75 = 505,671.75/x - Step 3: Cross multiply
305,979.75x = 505,671.75 × 505,671.75 - Step 4: Simplify right side
305,979.75x = 255,703,918,748.06 - Step 5: Solve for x
x = 255,703,918,748.06/305,979.75 - Step 6: Final answer
x = 835,689.02
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These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.