Finding the Third Proportional to 312,627.09 and 636,303.09
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Solution
The third proportional to 312,627.09 and 636,303.09 is: 1,295,094.49
Step by Step Solution
- Step 1: Write the proportion equation
312,627.09 : 636,303.09 = 636,303.09 : x - Step 2: Convert to fraction form
312,627.09/636,303.09 = 636,303.09/x - Step 3: Cross multiply
312,627.09x = 636,303.09 × 636,303.09 - Step 4: Simplify right side
312,627.09x = 404,881,627,115.82 - Step 5: Solve for x
x = 404,881,627,115.82/312,627.09 - Step 6: Final answer
x = 1,295,094.49
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.