Finding the Third Proportional to 223,542 and 486,400
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Solution
The third proportional to 223,542 and 486,400 is: 1,058,346.80
Step by Step Solution
- Step 1: Write the proportion equation
223,542 : 486,400 = 486,400 : x - Step 2: Convert to fraction form
223,542/486,400 = 486,400/x - Step 3: Cross multiply
223,542x = 486,400 × 486,400 - Step 4: Simplify right side
223,542x = 236,584,960,000 - Step 5: Solve for x
x = 236,584,960,000/223,542 - Step 6: Final answer
x = 1,058,346.80
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.