Finding the Third Proportional to 438,970 and 943,430
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Solution
The third proportional to 438,970 and 943,430 is: 2,027,610.46
Step by Step Solution
- Step 1: Write the proportion equation
438,970 : 943,430 = 943,430 : x - Step 2: Convert to fraction form
438,970/943,430 = 943,430/x - Step 3: Cross multiply
438,970x = 943,430 × 943,430 - Step 4: Simplify right side
438,970x = 890,060,164,900 - Step 5: Solve for x
x = 890,060,164,900/438,970 - Step 6: Final answer
x = 2,027,610.46
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.