Finding the Fourth Proportional to 542,241.04, 748,272.26 and 300,527.74
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Solution
The fourth proportional to 542,241.04, 748,272.26 and 300,527.74 is: 414,716.99
Step by Step Solution
- Step 1: Write the proportion equation
542,241.04 : 748,272.26 = 300,527.74 : x - Step 2: Convert to fraction form
542,241.04/748,272.26 = 300,527.74/x - Step 3: Cross multiply
542,241.04x = 748,272.26 × 300,527.74 - Step 4: Simplify right side
542,241.04x = 224,876,571,202.49 - Step 5: Solve for x
x = 224,876,571,202.49/542,241.04 - Step 6: Final answer
x = 414,716.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.