Finding the Third Proportional to 187,769 and 417,518
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Solution
The third proportional to 187,769 and 417,518 is: 928,381.58
Step by Step Solution
- Step 1: Write the proportion equation
187,769 : 417,518 = 417,518 : x - Step 2: Convert to fraction form
187,769/417,518 = 417,518/x - Step 3: Cross multiply
187,769x = 417,518 × 417,518 - Step 4: Simplify right side
187,769x = 174,321,280,324 - Step 5: Solve for x
x = 174,321,280,324/187,769 - Step 6: Final answer
x = 928,381.58
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.