Finding the Third Proportional to 259,221.94 and 396,726.19
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Solution
The third proportional to 259,221.94 and 396,726.19 is: 607,169.55
Step by Step Solution
- Step 1: Write the proportion equation
259,221.94 : 396,726.19 = 396,726.19 : x - Step 2: Convert to fraction form
259,221.94/396,726.19 = 396,726.19/x - Step 3: Cross multiply
259,221.94x = 396,726.19 × 396,726.19 - Step 4: Simplify right side
259,221.94x = 157,391,667,848.29 - Step 5: Solve for x
x = 157,391,667,848.29/259,221.94 - Step 6: Final answer
x = 607,169.55
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.