Finding the Third Proportional to 256,850 and 340,813
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Solution
The third proportional to 256,850 and 340,813 is: 452,223.09
Step by Step Solution
- Step 1: Write the proportion equation
256,850 : 340,813 = 340,813 : x - Step 2: Convert to fraction form
256,850/340,813 = 340,813/x - Step 3: Cross multiply
256,850x = 340,813 × 340,813 - Step 4: Simplify right side
256,850x = 116,153,500,969 - Step 5: Solve for x
x = 116,153,500,969/256,850 - Step 6: Final answer
x = 452,223.09
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These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.