Finding the Third Proportional to 239,905.88 and 509,331.75
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Solution
The third proportional to 239,905.88 and 509,331.75 is: 1,081,335.88
Step by Step Solution
- Step 1: Write the proportion equation
239,905.88 : 509,331.75 = 509,331.75 : x - Step 2: Convert to fraction form
239,905.88/509,331.75 = 509,331.75/x - Step 3: Cross multiply
239,905.88x = 509,331.75 × 509,331.75 - Step 4: Simplify right side
239,905.88x = 259,418,831,558.06 - Step 5: Solve for x
x = 259,418,831,558.06/239,905.88 - Step 6: Final answer
x = 1,081,335.88
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.