Finding the Third Proportional to 249,112.13 and 396,574.88
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Solution
The third proportional to 249,112.13 and 396,574.88 is: 631,328.69
Step by Step Solution
- Step 1: Write the proportion equation
249,112.13 : 396,574.88 = 396,574.88 : x - Step 2: Convert to fraction form
249,112.13/396,574.88 = 396,574.88/x - Step 3: Cross multiply
249,112.13x = 396,574.88 × 396,574.88 - Step 4: Simplify right side
249,112.13x = 157,271,631,481.27 - Step 5: Solve for x
x = 157,271,631,481.27/249,112.13 - Step 6: Final answer
x = 631,328.69
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.