Finding the Third Proportional to 255,782.81 and 556,368.75
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Solution
The third proportional to 255,782.81 and 556,368.75 is: 1,210,191.50
Step by Step Solution
- Step 1: Write the proportion equation
255,782.81 : 556,368.75 = 556,368.75 : x - Step 2: Convert to fraction form
255,782.81/556,368.75 = 556,368.75/x - Step 3: Cross multiply
255,782.81x = 556,368.75 × 556,368.75 - Step 4: Simplify right side
255,782.81x = 309,546,185,976.56 - Step 5: Solve for x
x = 309,546,185,976.56/255,782.81 - Step 6: Final answer
x = 1,210,191.50
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.