Finding the Third Proportional to 336,879 and 495,465.75
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Solution
The third proportional to 336,879 and 495,465.75 is: 728,707.66
Step by Step Solution
- Step 1: Write the proportion equation
336,879 : 495,465.75 = 495,465.75 : x - Step 2: Convert to fraction form
336,879/495,465.75 = 495,465.75/x - Step 3: Cross multiply
336,879x = 495,465.75 × 495,465.75 - Step 4: Simplify right side
336,879x = 245,486,309,423.06 - Step 5: Solve for x
x = 245,486,309,423.06/336,879 - Step 6: Final answer
x = 728,707.66
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.