Finding the Third Proportional to 257,005.69 and 556,914.09
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Solution
The third proportional to 257,005.69 and 556,914.09 is: 1,206,795.50
Step by Step Solution
- Step 1: Write the proportion equation
257,005.69 : 556,914.09 = 556,914.09 : x - Step 2: Convert to fraction form
257,005.69/556,914.09 = 556,914.09/x - Step 3: Cross multiply
257,005.69x = 556,914.09 × 556,914.09 - Step 4: Simplify right side
257,005.69x = 310,153,307,817.38 - Step 5: Solve for x
x = 310,153,307,817.38/257,005.69 - Step 6: Final answer
x = 1,206,795.50
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.