Finding the Third Proportional to 211,681 and 301,756.50
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Solution
The third proportional to 211,681 and 301,756.50 is: 430,161.35
Step by Step Solution
- Step 1: Write the proportion equation
211,681 : 301,756.50 = 301,756.50 : x - Step 2: Convert to fraction form
211,681/301,756.50 = 301,756.50/x - Step 3: Cross multiply
211,681x = 301,756.50 × 301,756.50 - Step 4: Simplify right side
211,681x = 91,056,985,292.25 - Step 5: Solve for x
x = 91,056,985,292.25/211,681 - Step 6: Final answer
x = 430,161.35
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.