Finding the Third Proportional to 318,140.44 and 681,814.69
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Solution
The third proportional to 318,140.44 and 681,814.69 is: 1,461,214.02
Step by Step Solution
- Step 1: Write the proportion equation
318,140.44 : 681,814.69 = 681,814.69 : x - Step 2: Convert to fraction form
318,140.44/681,814.69 = 681,814.69/x - Step 3: Cross multiply
318,140.44x = 681,814.69 × 681,814.69 - Step 4: Simplify right side
318,140.44x = 464,871,268,090.72 - Step 5: Solve for x
x = 464,871,268,090.72/318,140.44 - Step 6: Final answer
x = 1,461,214.02
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.