Finding the Third Proportional to 260,295.19 and 393,720.75
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Solution
The third proportional to 260,295.19 and 393,720.75 is: 595,539.36
Step by Step Solution
- Step 1: Write the proportion equation
260,295.19 : 393,720.75 = 393,720.75 : x - Step 2: Convert to fraction form
260,295.19/393,720.75 = 393,720.75/x - Step 3: Cross multiply
260,295.19x = 393,720.75 × 393,720.75 - Step 4: Simplify right side
260,295.19x = 155,016,028,980.56 - Step 5: Solve for x
x = 155,016,028,980.56/260,295.19 - Step 6: Final answer
x = 595,539.36
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.