Finding the Fourth Proportional to 499,998.30, 750,236.21 and 233,720.12
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Solution
The fourth proportional to 499,998.30, 750,236.21 and 233,720.12 is: 350,691.78
Step by Step Solution
- Step 1: Write the proportion equation
499,998.30 : 750,236.21 = 233,720.12 : x - Step 2: Convert to fraction form
499,998.30/750,236.21 = 233,720.12/x - Step 3: Cross multiply
499,998.30x = 750,236.21 × 233,720.12 - Step 4: Simplify right side
499,998.30x = 175,345,292,109.76 - Step 5: Solve for x
x = 175,345,292,109.76/499,998.30 - Step 6: Final answer
x = 350,691.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.