Finding the Third Proportional to 180,316.13 and 389,539.13
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Solution
The third proportional to 180,316.13 and 389,539.13 is: 841,526.12
Step by Step Solution
- Step 1: Write the proportion equation
180,316.13 : 389,539.13 = 389,539.13 : x - Step 2: Convert to fraction form
180,316.13/389,539.13 = 389,539.13/x - Step 3: Cross multiply
180,316.13x = 389,539.13 × 389,539.13 - Step 4: Simplify right side
180,316.13x = 151,740,729,905.77 - Step 5: Solve for x
x = 151,740,729,905.77/180,316.13 - Step 6: Final answer
x = 841,526.12
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.