Finding the Third Proportional to 357,837.75 and 771,721.50
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Solution
The third proportional to 357,837.75 and 771,721.50 is: 1,664,313.15
Step by Step Solution
- Step 1: Write the proportion equation
357,837.75 : 771,721.50 = 771,721.50 : x - Step 2: Convert to fraction form
357,837.75/771,721.50 = 771,721.50/x - Step 3: Cross multiply
357,837.75x = 771,721.50 × 771,721.50 - Step 4: Simplify right side
357,837.75x = 595,554,073,562.25 - Step 5: Solve for x
x = 595,554,073,562.25/357,837.75 - Step 6: Final answer
x = 1,664,313.15
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.